When electrolysis is preformed what is the ratio of hydrogen to oxygen
Math and science stuff

Quiz
•
Daniel Dorsey
•
Other
•
7th Grade
•
94 plays
•
Hard
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1:1
2:1
1:2
2:3
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
What is the compurnd formula for nitroglycerin
C3H5N3O9
C3H5(NO3)
C6H2N9O3
H9N3O9C3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which molecule is the volume of the solid MORE then the liquid.
H2O
CO2
C3H5N3O9
NaCl
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
what is it called when a gas turns directly into a solid
Deposition
Sublimation
Freezing
Condensation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
what element is used in nuclear power
uranium
plutonium
gold
platinum
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What element was used in the first nuclear bombs
plutonuim
uranuim
ice cream
promethuim
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What 4 elements make up most life on the earth
Carbon, Hydrogen, Oxygen, Nitrogen
Carbon, Sodium, Lithium, Oxygen
Hydrogen, Oxygen, Nitrogen
Carbon, Nitrogen, Oxygen
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