Add 1299 g and 45.1 kg and express your answer in milligrams (mg) to the correct number of significant figures. A) 4.64 x 10t mg B) 4.64 x 10s mg C) 4.64 x 10s mg D) 4.64 x 10' mg

Question

Physics

Viviana Davila

20 May, 07:58

Add 1299 g and 45.1 kg and express your answer in milligrams (mg) to the correct number of significant figures. A) 4.64 x 10t mg B) 4.64 x 10s mg C) 4.64 x 10s mg D) 4.64 x 10' mg

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Answers (1)

Know the Answer?

Max Rowland · Answer 1

Answer: 4.64 * 10^7 mg

Explanation:

Given:

T = 1299g + 45.1kg

Convert kg to g

T = 1299g + 45.1kg * 1000g/kg

T = 1299g + 45100g

T = 46399g

T = 4.64 * 10^4 g

Convert to milligram

T = 4.64 * 10^4 g * 1000mg/g

T = 4.64 * 10^7 mg

Therefore, 1299g + 45.1kg = 4.64 * 10^7 mg