stiochiometry is the study of quantitavie relationships between reactants and products in a chemical reaction
What is the defenition of stiochiometry
100
molar volume of a gas is the volume tht a mole of a gas occupies at a pressure of one atmosphere.
What is molar volume
100
6.84 g sucrose (C12H22O11)
determine the number of moles in each sample?
12 C atoms
22
h atoms
11 O atoms
100
18.0 mol O2
a. How many moles of O2 can be produced by letting 12.00 moles of KClO3 react?
100
27.87 g Fe
What mass of iron is needed to react with 16.0 grams of sulfur
200
mole is the formula units of substaces
What is mole?
200
ideal gas law describes the behavior of an ideal gas in terms of pressure, vlume, tmeperature , and number of moles of gas.
describe what is the ideal gas law
200
98.3 mercury Hg
determine the number of each atoms in each Sample?
98.3 g Hg
200
4.77 g KCl
a. How many grams of KCl is produced from 2.50 g of K and excess Cl2 ?
200
43.9 g FeS
How many grams of FeS are produced
300
the avogadro number is the big number of one mole.
What is avogadro number?
300
0.200 mole
how many moles are contained in a 2.44 l sample of gas at 25.0 degres celcius ad 202 k Pa.
300
10.4 percent O
What is mass percents of Carbon ?
300
2.10 g KCl
How many grams of KCl is produced from 1.00 g of Cl2 and excess K ?
300
576 g O2
Given the following equation: 2 NaClO3 ---> 2 NaCl + 3 O2
12.00 moles of NaClO3 will produce how many grams of O2?
400
molar mass is the mass of one mole of a pure substance
What is molar mass?
400
theoretical yeild is the amount of product of a chemical reaction predicted bt stoichiometry
What is theoretical yeild?
400
4.47L
find the volume of 2.44 L f a gs would occupy at STP>
400
154.8 g NaOH
How many grams of NaOH is produced from 1.20 x 102 grams of Na2O?
400
97.4 g NaCl
Given the following equation: 2 NaClO3 ---> 2 NaCl + 3 O2
How many grams of NaCl are produced when 80.0 grams of O2 are produced?
500
molecular mass is the covalent compund is the mass in grams of one mole.
What is molecular mass?
500
percent yeild is the ratio of the actual yeild to the theoretical yeild expressed as a percent.
What is percent yeild ?
500
175.8 g CO2
The average human requires 120.0 grams of glucose (C6H12O6) per day. The photosynthetic
reaction is: 6 CO2 + 6 H2O ---> C6H12O6 + 6 O2
a. How many grams of CO2 (in the photosynthesis reaction) are required for this amount
of glucose?
500
124 g Na2O
How many grams of Na2O are required to produce 1.60 x 102 grams of NaOH?
500
1.75 mol Cu
Given the following equation: Cu + 2 AgNO3 ---> Cu(NO3)2 + 2 Ag
a. How many moles of Cu are needed to react with 3.50 moles of AgNO3?