The specific heat of solid water (ice) and liquid water are 2.03J/gºC and 4.18 J/gºC respectively. Heating a 49.3 g sample of ice from -25.0 °C to water at 44.7 °C requires 28.23 kJ of heat. Calculate the heat of fusion of water in J/g. Assume the melting point of water is 0 °C.

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

According to the tide table below what time of day will the highest tide occur?

Particles vibrate in a rigid structure and do not move relative to their neighbors.