subject
Chemistry, 11.12.2021 17:50 memeE15

True or false a. very little oxygen and nitrogen are found in air.
b. oxygen is the main cause of the formation of rust in iron.
c. impure air is odourless.
d. plants take in oxygen gas during respiration.
e. air contains water vapour.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 00:10
Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object
Answers: 1
question
Chemistry, 22.06.2019 04:30
In which phase(s) do the molecules take the shape of the container?
Answers: 1
question
Chemistry, 22.06.2019 05:00
Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?
Answers: 2
question
Chemistry, 22.06.2019 09:30
In 2002, the rare earth elements mine in mountain pass, california was closed because
Answers: 1
You know the right answer?
True or false a. very little oxygen and nitrogen are found in air.
b. oxygen is the main caus...
Questions
question
Social Studies, 22.08.2019 02:00
question
English, 22.08.2019 02:00
Questions on the website: 13722367