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☆☆☆☆☆Cards in this guide (12)
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.
Angelo noticed his lab partner had incorrectly recorded the pressure of a gas in mmHg rather than in atmospheres as their teacher requested When he corrected the mistake Angelo recorded 751.5 mmHg
the answer is 0.99 :)
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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