Wrong Compound Search Results

How To: Coat butt joints with joint compund

Watch this instructional video on how to coat butt joints with joint compound. Spackling is a delicate art, but anyone can create a perfectly smooth surface with a metal putty knife and a fresh bucket of spackle. Rock the putty knife back and forth to coat a butt joint with joint compound. Once you are ready, try out to bonus trick for spackling masters.

How To: Putty coat drywall

Here's a way to make your drywall project perfect. Mix up some thin joint compound, using more water than normally required for spackling holes in the wall. You can roll the putty onto the wall with a think rolling brush. After the joint compound dries, it only requires a light sanding. Watch this instructional video to create perfectly smooth drywall surfaces with liquid spackle.

How To: Find percent by mass & percent composition

In chemistry you come across problems which ask you to find the percent by mass and percent composition of each element in a chemical compound. To do this the first step is to compute the molar mass. Use the periodic table to look up the mass of individual atoms and multiply it by the number of atoms to find the mass of that element. Now add up all the masses to arrive at the molar mass of the compound. Now to find the percent composition of an element divide the total mass of each element by...

How To: Make a concrete countertop mold

In this Home & Garden video tutorial you will learn how to make a concrete counter top mold. Fu Tung Cheng from Concrete Network presents this video. For making different edges on your counter top, a compound called polyurethane is used for making the mold. It is a two part compound mixed together to form a rubbery substance. While using polyurethane follow the manufacturer’s recommended dosage, time, proportion and also use the recommended release agent. Take a piece of the molding wood and ...

How To: Graph compounds sentences with the word "or" in hem

A Teacher shows us how to graph compound sentences with the word "or" in them. These graphs will have arrows pointing out in different directions. On the number line draw arrows from the numbers in your compound sentence. So for example if after solving a problem with inequalities the problem has two possible answers that it could be, you would record both of the answers that it could possibly be. For our example we will use x is greater than seven, and x is less than three. You would then dr...

How To: Derive the annual compound interest formula

In this video tutorial the instructor shows how to derive the formula to compute interest compounded annually. He starts with explaining the basic concepts like principle which is the amount you borrow and the rate of interest or annual percentage rate (APR), which is the rate at which you pay the interest up on the borrowed principle. He shows that the amount after the end of one year is amount A = P(1+APR),and he goes on and generalizes how to compute it for n years. This video shows how to...

How To: Tape drywall seams

This video shows the viewer how to use paper tape to cover the joint between panels on a dry wall. The creator of the video does this using a 6-inch dry wall knife and a curved trowel. He first applies standard compound to the joint using the trowel. The compound should be applied evenly and the thickness shown is said to be around 1/8 inch. After applying the compound he then gently presses the tape over the joint. He then smoothes the tape on the wall, using a dry wall knife. While doing th...

How To: Choose between recurve and compound bows for archery

Recurve bow or compound bow? Learn the differences between a re-curve bow and a compound bow in this archery video tutorial. Take action: use consistent shot, ensure consistency to allow for humane shots, and expect 20 yards with recurve bow. John Swindle, the instructor of this how-to video from Live Strong, is the owner of Arrowhead Archery in Tampa, Florida. He has been an archer and a bow hunter for over 18 years.

How To: Create a comic book style cloud in Illustrator

Using this tutorial, you will learn how to make a comic book style cloud in Adobe Illustrator. 1. First, select the ellipsis tool and draw a few shapes. 2. After drawing some shapes, select them and go to window and choose pathfinder. 3. Click to merge the shapes together. 4. Next, go to the layers window. Choose layer 3 and highlight the compound shape. Then select duplicate compound shape. After create one more duplicate. 5. Hide the first duplicate layer and choose the third one. Change th...

How To: Calculate compound interest in math

In this video, we learn how to calculate compound interest. Start with your example of investing $2000 at 3% interest over four years. Now, write down how much you have at the start of year one. To find the percent of this you will need to simply do the amount divided by one hundred and times it by three. Then, you will find the number for the amount of interest you had for that year. Continue to do this for each year and the amount of money you will increase each year. Do this until you reac...

How To: Use compound tenses with "haber" & "estar" in Spanish

In this video, we learn how to use compound tenses with "haber" and "estar" in Spanish. "I am speaking" would translate into "You estoy hablando". If you are talking about a girl eating, you would say "Ella esta comiendo". To say "they were writing letters", you would say "Ellos estaban escribiendo cartas". You will see the form of the verb changing in each of the sentences. You will also see the gender of the verb changing in each of the sentences, depending on who is being talked about. The...

How To: Connect interval notation and compound inequalities

Math is fun! That is a statement that not many people find to be true. But it can be if you understand it and know a few tricks to solving certain problems. In this tutorial, you'll find out how to connect interval notations and compound inequalities. Don't know what those words mean? Check out the tutorial, it may help you with any problems you have. Good luck and enjoy!

How To: Install dry acoustic flooring with Fermacell

In this video, we learn how to install dry acoustic flooring with Fermacell. To start, you will level the floor and apply compound if you need. Next, you will lay the Fermacell around the room on top of the leveling compound. Push the flooring tightly together so there are no spaces in between them. You may need to cut the flooring to make sure it's the correct shape for the wall. After this, apply flooring adhesive to the seams to make sure they are secure as they are laid down. After this, ...

How To: Tie a compound double Coin knot

In this tutorial, we learn how to tie a compound double coin knot. First, take two strings and make a loop with the left one, then loop right right one into that. Tighten these together, then bring the end of the right working string over the loop and through the bottom of the shape, then continue to thread it through. Now, repeat this on the left side with the left string. Next, loop the right side of the string and push through the loop with the end of it. After this, tighten up the ends of...

How To: Make verdigris with copper and vinegar

In this tutorial, we learn how to make verdigris with copper and vinegar. Verdigris is a compound of copper that is blue and powder. You will need: copper metal, vinegar, a big jug, and a small beaker. Now, place the small beaker inside of the jar, then fill the bottom with vinegar. Next, put the piece of copper metal inside of the jar making sure it sits inside the small beaker. Seal this and put it in a safe and dry place. Leave it for a good month, then when you come back you will have a n...

How To: Stop bed bugs from entering your suitcase

To prevent bed bugs from entering your suitcase, you will need to pre-treat it, with diatomaceous earth. Bed bugs often hitch hike home with you, when you stay over night in hotels or on long trips. They will normally stow away in your suitcase. To prevent that from happening, dust your suitcase with a diatomaceous earth compound. For this, you will need a paintbrush, diatomaceous earth, and a large plastic bag.

How To: Calculate simple and compound interest in MS Excel

As you might guess, one of the domains in which Microsoft Excel really excels is finance math. Brush up on the stuff for your next or current job with this how-to. In this tutorial from everyone's favorite digital spreadsheet guru, YouTube's ExcelIsFun, the 2nd installment in his "Excel Finance Trick" series of free video lessons, you'll learn how to use the FV function. See the math formula for calculating future value and for calculating the effective interest rate. Also see long hand how c...

How To: Remove scratches from your car with wet sanding

Final Touch TV shows viewers how to remove scratches from the car with wet sanding. This is for fine scratches that may be on your vehicle. First, you need to use 3,000 grit sand paper with a block and scuff up the clear coat first with this. You should dip your block in some soap and water in and up and down motion. You need to make sure you do not go all the way through the paint. Most scratches are on the clear unless it appears deep. Now, take a 3 compound, spray it on and rub it in. Next...

How To: Cut onions without crying

Cut out the core of the onion - where the root comes out. This is the section that has the most tear-inducing properties. Soak the onion in water before cutting - water will dilute the sulphuric compounds -or else, freeze the onion before cutting. The sulphuric compound that leads to tears will not react as quickly when it's cold. However, don't freeze it for too long because it can affect taste. 10 minutes should do it. Cut the onion in a well-ventilated room. Give the fumes a chance to esca...

How To: Understand propositional logic

In this video the author talks about the basic concepts in propositional logic, explaining how important this concept is to understanding the basic concept of logic. He says that propositional logic is also called "sentential logic" or "statement logic". He states that a proposition is synonymous to claim, statement or insertion. He states that propositional logic deals with logical relationships between propositions taken as wholes. He states that in proposition logic the proposition is deal...

News: Bacteria Turned into Factories, Supplying Critical Enzymes to Make Cancer Drugs Cheaper & Save Endangered Yew Trees

Cytochrome P450 (P450s) are proteins found in nearly all living organisms, which play roles that range from producing essential compounds and hormones to metabolizing drugs and toxins. We use some of the compounds synthesized by P450 in plants as medical treatments, but the slow growth and limited supply of these plants have put the drugs' availability in jeopardy and jacked up prices.

How To: Build your own bird house

Give a bird a home with help from this handyman tutorial! Learn step-by-step how to build a professional looking Bluebird nesting box bird house. To build this nesting box you will need the following tools & materials: rough cedar or pine, a tape measure, pencil, speed square, hand saw, compound miter saw (if possible), exterior wood glue, drill bits, screw gun or drill, paddle bit, coarse thread drywall screws, deck screws, galanized finished nails, and a hammer.

How To: Calculate and understand the concept of molar mass

Two college students; Kevin Martin and Joey Smokey introduce the concept of Molar Mass. They start of by explaining what molar mass is, which is the relationship of a mole and a gram, it totals up the weight(in g)of a molecule. An example: say you have this compound, Sodium phosphate (Na3PO4). You know you have three sodium atoms, one phosphorus atom, and four oxygen atoms. You basically find the weight of each atom, if you have three sodium atoms, you multiply it's atomic mass by 3 (the numb...

How To: Carve a turkey (the right and the wrong way)

Mark Dommen, chef-partner of San Franciscos One Market Restaurant, advises viewers against the wrong approach: Do not use a dull knife, do not carve at the dining table (as much as you might want to), and do not hack at your bird willy-nilly. This video demonstrates all the wrong ways to carve a turkey. Pay attention for advice on the correct way to carve a turkey!

How To: Make dynamic compound shapes in Adobe Illustrator CS5

Learn how to generate complex composite shapes when working in Illustrator CS5. Whether you're new to Adobe's popular vector graphics editor or a seasoned graphic arts professional interested in better acquainting yourself with the new features and functions of Illustrator CS5, you're sure to benefit from this free software tutorial. For more information, watch this video guide.

How To: Work with stereoisomers, enantiomers and diastereomers in organic chemistry

In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to work with stereoisomers, enantiomers, diastereomers, constitutional isomers and meso compounds in organic chemistry. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For more information, including detailed, step-by-step instructions, take a look.

How To: Determine the empirical and molecular formulas for a compound in chemistry

In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to determine the empircal and molecular formulas of a substance given percent composition. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For more information, including detailed, step-by-step instructions, take a look.