subject
Chemistry, 10.07.2019 04:00 zionAboss

Acompound that is composed of only carbon and hydrogen contains 80.0% c and 20.0% h by mass. what is the empirical formula of the compound?

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 00:40
Base your answer on the information below and on your knowledge of chemistry. nitrogen dioxide, no2, is a dark brown gas that is used to make nitric acid and to bleach flour. nitrogen dioxide has a boiling point of 294 k at 101.3 kpa. in a rigid cylinder with a movable piston, nitrogen dioxide can be in equilibrium with colorless dinitrogen tetroxide, n2o4. this equilibrium is represented by the equation below. 2no2(g) n2o4(g) + 58kj at standard pressure, compare the strength of intermolecular forces in no2(g) to the strength of intermolecular forces in n2(g).
Answers: 2
question
Chemistry, 22.06.2019 07:00
The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?
Answers: 1
question
Chemistry, 22.06.2019 11:40
Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?
Answers: 1
question
Chemistry, 22.06.2019 20:00
Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.
Answers: 1
You know the right answer?
Acompound that is composed of only carbon and hydrogen contains 80.0% c and 20.0% h by mass. what is...
Questions
question
Mathematics, 26.08.2020 14:01
Questions on the website: 13722363