4 and 2 electrons are present.
Answer:
B
Explanation:
Step 1 occurs at a slower rate than Step 2.
Answer:
the shape of a piece of matter can change
Hard question thx for the points
M(C2H2O)= 12.0*2 +1.0*2 +16.0 = 42 g/mol is a molar mass for empirical formula.
120.6g/mol/42g/mol ≈ 3
So, empirical formula should be increased 3 times,
and molecular formula is C6H6O3.
Answer is D.
