Perform the following operation and express the answer in scientific notation. 3.490x10-3 + 1.100x10-2 [?] 10^[?]

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asked Nov 12, 2022 49.3k views

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Perform the following operation

and express the answer in
scientific notation.
3.490x10-3 + 1.100x10-2
[?] 10^[?]

Chemistry
high-school

Jyomin asked

by Jyomin

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2 Answers

2 votes

Answer:

1449 × 10 ^-5

Step-by-step explanation:

3.490x10-3 + 1.100x10-2

= 0.01449

0.01449× 10^ 5

= 1449

Silja answered Nov 13, 2022

by Silja

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4 votes

Answer:

1.449x10^-2

Step-by-step explanation:

Allen Liu answered Nov 17, 2022

by Allen Liu

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