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Chemistry

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Maynard Windler

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4y ago
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Cards in this guide (11)
If 2 moles of sodium carbonate are used in the reaction how many grams of sodium chloride will be formed

234 grams

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+

The ideal gas law measures pressure in

atmospheres A+

An unknown sample with a molecular mass of 180.0g is analyzed to yield 40 percent C 6.7 percent H and 53.3 percent O What is the empirical formula and the molecular formula of this compound

ch2o and c6h12o6

What is the best definition of manometer

an instrument that is used to measure gas in a closed container. A+

Pressure is used to increase the volume of gas

Pressure is used to increase the volume of gas in Boyle's law.

A compound formed of 0.059 mol hydrogen and 0.94 mol oxygen has a molecular mass of 34.0 gmole What is the molecular formula of this compound

h2o2

How many moles of potassium chlorate must be used to produce 6 moles if oxygen gas

Four moles of potassium chlorate are needed.

A compound found to contain 75.7 arsenic and 24.3 oxygen would have which of the empirical formulas below

As2O3

From this reaction 127.1 grams of copper will produce how many grams of silver

431.5 grams

Choose the best definition of STP

a term that indicates a combined measurement of standard atmospheric pressure and room temperature. A+

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