![=2.8\times10^{-11}\times1000\text{ milligram}\\=2.8\times10^{-11}\times10^3\text {milligram}\\=2.8\times10^{-11+3}\text{ milligram}....\text{[by using law of exponents]}\\=2.8\times10^{-8}\text{ milligram}](/tpl/images/0248/9203/55ecc.png)
7.the mass of a grain of sand is approximately 2.8×10^−11 grams
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Mathematics, 21.09.2019 08:30 serg42
7.the mass of a grain of sand is approximately 2.8×10^−11 grams
select from the drop-down menu to correctly complete the statement.
the mass of a grain of sand is approximately 2.8×10^−8
answer choices:
a. milligram
b. gram
c. killogram
explain rightnoww
Answers: 2
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