Cards in this guide (14)
The subscripts of a compound indicate
If 2 moles of sodium carbonate are used in the reaction how many grams of sodium chloride will be formed
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
A gas held at 798 mmHg in a 400 mL flask is released into a 3 L flask What will be the new gas pressure
The ideal gas law measures pressure in
Choose the empirical formula
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
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.
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
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
A compound found to contain 75.7 arsenic and 24.3 oxygen would have which of the empirical formulas below
From this reaction 127.1 grams of copper will produce how many grams of silver
Choose the best definition of STP
a term that indicates a combined measurement of standard atmospheric pressure and room temperature. A+