subject
Chemistry, 06.05.2020 21:57 terabear2033

Hydrogen reacts with oxygen to produce water.
2H2(g) + O2(g) → 2H20(1)
The mass of oxygen before and after the reaction
A.
varies with the experimental conditions
B.
is always the same.
C.
is sometimes same and sometimes different.
D.
is always different.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 15:50
Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
Answers: 1
question
Chemistry, 22.06.2019 17:30
Air can be considered a mixture. which statement does not explain why?
Answers: 1
question
Chemistry, 22.06.2019 18:00
What volume would 2.25 moles of ne has occupy at stp?
Answers: 1
question
Chemistry, 22.06.2019 19:30
Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol
Answers: 3
You know the right answer?
Hydrogen reacts with oxygen to produce water.
2H2(g) + O2(g) → 2H20(1)
The mass of oxyge...
Questions
question
Mathematics, 26.09.2019 14:20
question
Mathematics, 26.09.2019 14:20