Question

Which of the following is a substance formed by the chemical joining of two or more elements in definite amounts?
A. compound
B. isotope
C. nucleus
D. enzyme

Answer 1

@Chelsea04

Answer 2

@timo86m

Answer 3

not isotope, not nucleus, and most likely not enzyme...
so I think it's compound

Answer 4

yea...definitely compound

Answer 5

A. compound

Answer 6

altho

D. enzyme

could be correct too you can eliminate it cuzz it is usually defined as an organic catalyst.

Answer 7

but it says joining of elements

Answer 8

it a

Answer 9

it's a

Answer 10

some enzymes are due to joining of elements