Question

question 9

convert the unit of mass.
\\(212\text{ g} = \text{_______ kg}\\)

• 21.2 kg
• 0.212 kg
• 2.12 kg
• 21,200 kg

Explanation:

Identify the conversion factor

$$ 1\text{ kg} = 1000\text{ g} $$

Apply dimensional analysis

$$ 212\text{ g} \times \frac{1\text{ kg}}{1000\text{ g}} = 0.212\text{ kg} $$

Answer:

• (A) 21.2 kg
• (B) 0.212 kg (Correct answer)
• (C) 2.12 kg
• (D) 21,200 kg