## marco26 one year ago 20 calories of heat are supplied to 1 gram of water. Calculate how much is the mass of water increased.

1. IrishBoy123

why has the mass increased?

2. Michele_Laino

according to the Einstein's formula, the mass of water is increased by this quantity: $\Large \Delta m = \frac{Q}{{{c^2}}}$ where $$Q$$ is the amount of heat provided, and $$c$$ is the light speed in vacuum. Please use $$Joule$$ to measure $$Q$$