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Chemistry

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Isadore Labadie

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Cards in this guide (14)
How many grams of hydrogen are needed to produce 30.0 grams of water

The chemical synthesis reaction to form water is 2 H2 + O2 = 2 H2O. This is equal to 1.67 moles. 1.67 moles of H2 are then needed, or 3.37 grams.

What is the molar mass of barium sulfate

233.4

What was porfirio diaz the mexican leader who remained in power for 35 years responsible for

the outbreak of the revolution of 1910

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Representatives of every Allied nation except which country attended the peace conference in Paris

russia

Who combined the romantic ideal of nationalism with a desire for individual freedom

Lord Byron

The mass of a mole of a substance expressed in grams is called a

its molar mass.

Sodium will react with oxygen to form sodium oxide Use the formula below to determine how many grams of sodium oxide will be formed if 46 grams of sodium are used in the reaction

62 grams a+

Calculate the empirical formula of a compound formed from 3 percent C 0.3 percent H and 96.7 percent you Which formula below correctly represents the empirical formula

Chi a+

How many moles of sodium oxide will be produced when 10 moles of sodium react with oxygen This is the formula for the reaction

Balanced equation.

4Na + O2 -> 2Na2O

10 moles Na (2 moles Na2O/4 moles Na)

= 5.0 moles Na2O produced

When was George Washington's Farewell Address created

George Washington's Farewell Address was created in 1796.

Which countries was most closely related to communism

It was the Soviet Union

Vinegar contains acetic acid. The formula for acetic acid is CH3COOH. One mole of acetic acid has a mass of how many grams

One mole of acetic acid has a mass of 60,05 grams.

The formula for ethyl alcohol is C2H5OH. The mass of 2 moles of ethyl alcohol would be how many grams

The mass of 2 moles of ethyl alcohol would be 92,14 grams.

The formula for benzene is C6H6. Figure the molar mass of benzene to the nearest gram

The molar mass of benzene is 78 g.

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