Question

1. If the specific latent heat of ice is 340,000 J/kg and the specific latent heat of steam is 2,300,000 J/kg,
calculate.

a. the energy needed to melt 2 kg of ice at 0°C.​

Answer 1

$\huge\mathfrak\green{answer}$

$using \: the \: formula \: for \: a \: change \\ q = lm \\ m = 2kg \\ q = 340000 \frac{j}{kg} \times 2 \\ \\ \bold\red{680000 \: j}$

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