a. combustion
Answers: 2
Chemistry, 22.06.2019 14:30
Aroom with dimensions 7.00mΓ8.00mΓ2.50m is to be filled with pure oxygen at 22.0βc and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?
Answers: 1
Chemistry, 23.06.2019 08:40
Which statement is true according to the kinetic theory? a. molecules of different gases with the same mass and temperature always have the same average density. b. molecules of different gases with the same mass and temperature always have the same average volume. c. molecules of different gases with the same mass and temperature always have the same pressure. d. molecules of different gases with the same mass and temperature always have the same molecular mass. e. molecules of different gases with the same mass and temperature always have the same average kinetic energy.
Answers: 1
Chemistry, 23.06.2019 09:10
A155.0 9 piece of copper at 182 Β°c is dropped into 2500 g of water at 23.9 Β°c. (the specific heat of copper is 0.385 1/9Β°c.) calculate the final temperature of the mixture. (assume no heat loss to the surroundings.)
Answers: 2
Chemistry, 23.06.2019 11:50
What is the oxidation half-reaction for this unbalanced redox equation? cr2o72β + fe2+ β cr3+ + fe3+ cr3+ β cr2o72β cr2o72β β cr3+ fe3+ β fe2+ fe2+ β fe3+?
Answers: 2
What type of reaction is...
(NH4)2CO3(aq) β NH3(g) + CO2(g) + H2O(l)
a. combustion
a. combustion
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