Average Lithium Search Results

How To: Play "Lithium" by Nirvana for beginning guitar players

All you beginning acoustic guitar players can learn to play the song "Lithium" by Nirvana. As you watch the video you'll be taken through the needed chords for the first riff. Then you can play that first riff along with the instructor. Next you'll learn the chords for the middle part. You can then play this part with the instructor. The last part is just repeating the first riff so continue to play along. If you follow this video and practice you'll be able to play it by yourself.

How To: Hack a dead laptop battery

Is your laptop not holding a charge anymore? Don't buy a new one, hack the old one! Laptop batteries can cost upwards of a hundred dollars, but with new lithium batteries and some soldering tools, the new one works just as well. Watch this video computer circuitry tutorial and learn how to hack a dead laptop battery.

How To: Calculate weight average atomic mass of an element

In Chemistry weight of some elements are measure in the form of Average Atomic Mass. Isotopes are found in different abundances in nature. Certain elements have many isotopes and certain elements have few isotopes. Regardless of the number of the natural isotopes, the weighted average mass takes into consideration not only the mass of each isotope, but what also its natural abundance in terms of percent as found in the nature. So when you have the mass of two isotopes of an element and are gi...

How To: Solve algebra problems involving averages

Need help figuring out how to solve algebra problems involving averages? From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just finish your homework or study for that next big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to solve algebr...

How To: Make blue phosphorescent glow-in-the-dark powder

Making a blue glowing substance is easy, as long as you already know the secret to making green luminescent phosphorescent glow powder. By watching the green glow-in-the-dark procedure, you know that you will need strontium nitrate, aluminum nitrate, europium and dysprosium nitrates, and nitric acid. That will make a green glow, but if you want to make a blue version, it's a relatively easy fix...

How To: Passivate titanium metal for electrochemistry

If you want to make some electrodes for electrochemistry, titanium strips are the way to go. It's rather interesting metal, and it's really hard, but can be cut with standard metalworking tools. Titanium filings are highly flammable, just like iron filings. But not everything is what it seems… this quick video on titanium and passivation electrochemistry tells why it makes it a bad anode if used without further treatment.

How To: Find the average value of a function over an interval

When you have to find the average of two or five numbers then you have to add all the numbers and then divide then by two or five respectively. However in the case of the function you have infinite many values over any interval. But it is not possible to add all and then divide by infinity. Therefore you have to calculate in a different way. Imagine that you have to find the average of y=f(x). Then you have to average it from the interval from ‘a’ to ‘b’. The inner area under the curve shall ...

How To: Install a toilet for the Average Joe (or Jane)

When renovating the bathroom, it's always great to get rid of the old and welcome the new. Whether it's tiles, paint, or even the toilet. If you're looking to replace your old toilet with a new one, it can be hard when it comes to installing the new one. So in this tutorial, you'll be finding out how to install a toilet for you Average Joe's, or Jane's. So good luck, pay attention, and be careful. Enjoy!

How To: Quickly find the area of a trapezoid

In this video, Mr. Maisonet provides a quick and easy method for calculating the area of a trapezoid. In the first step, The lengths of the two bases (the two sides of a trapezoid that are parallel to one another) are averaged. The lengths of the bases are first added together, and the sum is divided by two, yielding the average. The average is then multiplied by the height. The resulting product is the area of the trapezoid. This method for finding the area of a trapezoid is mathematically s...

How To: Use the Nikon SU-800 Commander

This video tutorial is going to show you how to use the Nikon SU-800 Commander speed light. It requires only one 123A 3V Lithium Battery. A tiny switch allows you to switch between close-up. Another flash can be connected to it by a long cord. SEL button allows you to select. With the left and right arrow buttons increase or decrease the flash power. You will use the MODE button to program the speed light. TTL is for through the lens, AA for auto aperture, M for manual and so on. Watch the fu...

How To: Calculate average acceleration

In this video the author explains how to calculate average acceleration along with some real world examples. Now if we subtract the starting speed of a moving vehicle from its maximum speed and divide it by the time taken to reach the maximum speed from the initial speed you will obtain the average acceleration of the vehicle. The author shows this with a racing video example. If you want compute the average acceleration of a moving object watch this video and use the simple method explained ...

How To: Maintain the entrance steps on an RV

Keep your RV Entrance Steps in tip top condition with this instructional RV video. This tutorial demonstrates how to maintain and repair your recreational vehicle entrance steps. Most RVs have electric steps, which are fairly maintenance free. The biggest component is lubrication. Make sure to lubricate once every thirty days using a lithium-based grease and spray every point. Learn how to inspect the wires underneath your RV and make sure everything is secure. Just follow the simple steps in...

How To: Average the last three values for an entity in Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 677th installment in their series of digital spreadsheet magic tricks, you'll learn how to average the last three scores eneterd for any Player using the functions: AVERAGE, IF, ROW, COUNTIF, MIN, LARGE.

How To: Average times entered as text in Microsoft Excel

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 682nd installment in their series of digital spreadsheet magic tricks, you'll learn how to to average times values that were exported from a database as text values instead of number values.

How To: Create an average with multiple criteria in MS Excel

Love Microsoft Excel? This clip contains a tip that just might induce you to. With this free video tutorial from ExcelIsFun, the 91st installment of his "YouTubers Love Excel" or YTLE series of free video MS Excel lessons, you'll learn how to create an average with multiple criteria using pivot tables (PivotTable). Learn to love digital spreadsheets more perfectly with the tricks outlined in this free Microsoft Office how-to.

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