Answer:
It's a, trust me I'm very good with chemistry
Answer:
All matter consists of indivisible particles called atoms. Atoms of the same element are similar in shape and mass, but differ from the atoms of other elements. Atoms cannot be created or destroyed. Atoms of different elements may combine with each other in a fixed, simple, whole number ratios to form compound atoms.
Explanation:
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6.4 times 10^-7 is the answer because you are moving your decimal places to the left so it will be negative 7
That would be correct as stated.
