percents...?
A percent can be expressed as a proportion. For example, 25/100 = 1/4, which shows that 1 is 25% of 4. You can do anything with percents by writing the proportion: % / 100 = part / whole So, if we wanted...
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calculate the mass percent?
The percent composition (percentage composition) of a compound is a relative measure of the mass of each different element present in the compound. To calculate the percent composition (percentage composition) of a compound Calculate the molecular mass (molecular...
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enlarging a photograph - percent?
Percent is parts in one hundred. You can divide then move the decimal two... it the same size it is NOT an INCREASE of 100 percent, but the size ends up as 100& This is a word and interpretation...
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Need help with percents?
Percent means, literally, "of 100". So if you had 100 ...cost difference is: \$4.50 - \$3.78 = \$0.72 How do you determine the percent savings? If you are told that something is 60...
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Percent...?
60 is what percent of 40 Let P = what percent (the unknown) 60 ===> 60 is.../40 60/40 = P 1.50 = P Since P is percentage 1.50 x 100 = 150 and then put the percentage sign 150% ==> the answer 60 ...
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what is percents?
Think of percents as a fraction or part of a whole. One penny is equal...price. If the question was: 3.75 is what percent of 25 then you would divide to get your answer. 3.75...
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math percents?
Percent to Decimal: Take off percent sign and move decimal two places to the left. 0.27% = 0.0027 Percent to Fraction: Take off percent sign and write number over 100. Simplify. 800% = 800/100 = 8/1 = 8...
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chemistry? mass percent?
Mass percent is just the mass of the cesium chloride / total mass * 100 = 50g / (50g + 150g) * 100 = 25% ...by 100 as you did above because they asked for the mole FRACTION, not the mole PERCENT.
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What is the percent yield?
Percent yield is EASY once you know the steps. There ... made of compound X) From there it's just a formula. Percent yield = actual yield/theoretical yield, x 100. Example. What's the...
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percent of error help?
"Percent error" is just relative error expressed in percent. relative error...5 = -1/73 = -1.37 % The fractions are exact. The percent figures are approximate. If you need the error in area, you can...
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