Which Chemical Equation Is Balanced?

A) H2 + O2 - > H2O

B) H2 + 02 - > 2H2O

C) 2H2 + O2 - > 2H2O

D) 2H2 + 2O2 - > 2H2O

Question

Biology

Julie Wallace

3 July, 05:09

Which Chemical Equation Is Balanced?

A) H2 + O2 - > H2O

B) H2 + 02 - > 2H2O

C) 2H2 + O2 - > 2H2O

D) 2H2 + 2O2 - > 2H2O

+1

Answers (1)

Know the Answer?

Good · Answer 1

A)

the left side: 2 atoms of hydrogen, 2 atoms of oxygen

the right side: 2 atoms of hydrogen, 1 atom of oxygen

not balanced

b)

the left side: 2 atoms of hydrogen, 2 atoms of oxygen

the right side: 4 atoms of hydrogen, 2 atoms of oxygen

not balanced

c)

the left side: 4 atoms of hydrogen, 2 atoms of oxygen

the right side: 4 atoms of hydrogen, 2 atoms of oxygen

balanced

d)

the left side: 4 atoms of hydrogen, 4 atoms of oxygen

the right side: 4 atoms of hydrogen, 2 atoms of oxygen

not balanced

The answer is C.

Which Chemical Equation Is Balanced?A) H2 + O2 - > H2OB) H2 + 02 - > 2H2OC) 2H2 + O2 - > 2H2OD) 2H2 + 2O2 - > 2H2O

Which Chemical Equation Is Balanced?

A) H2 + O2 - > H2O

B) H2 + 02 - > 2H2O

C) 2H2 + O2 - > 2H2O

D) 2H2 + 2O2 - > 2H2O