Harry reads that a particular element has an atom with a mass of 0.000000000012 grams. What is the weight of the atom expressed

Question

2 years ago

12

in scientific notation?
A.
1.2 × 10-9 grams
B.
1.2 × 10-11 grams
C.
1.2 × 1011 grams
D.
1.2 × 1012 grams

1 answer:

TEA [102] · Answer 1 · 2022-10-10T04:00:18+03:00

TEA [102]2 years ago

8 0

Answer:

Since this number is small we know that the exponent will be negative.

In scientific notation the decimal must be between the first two NON zero numbers. So move the decimal and count how many positions it was moved.

1.2 x 10 ^-11

Step-by-step explanation: