Question

How much ice can be melted with the heat converts 1g of water to water completely?
Ans :6.75g

Answer 1

$Q_1=\lambda m_1=333500m_1~J,$

$Q_2=Lm_2=0.001\cdot2260000=2260~J,$

$Q_1=Q_2,$

$m_1=\frac{2260}{333500}=6.7~g.$