2. If 5800 joules are needed to heat a 250 mL water sample to a final temperature of 80 degrees Celsius, what was the initial
temperature of the water?

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.

Which of the following is most likely true about water in chemical solutions?