After an afternoon party, a small cooler full of ice is dumped onto the hot ground and melts. if the cooler contained 5.50 kg of ice and the temperature of the ground was 43.0 °c, calculate the energy that is required to melt all the ice at 0 °c. the heat of fusion for water is 80.0 cal/g.

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

In an experiment, how can i change human errors? be specific.

Explain what happens at the saturation point when adding salt to water at room temperature.