Vaporization is an endothermic process. Using the terms 'kinetic energy' and 'intermolecular forces', explain how the addition of energy can cause a liquid to vaporize.

Which of these is probably a homogenous mixture? A. Soil B. Sand C. Tap Water D. Salad Dressing

Which of the following decomposition reactions is/are correct? A) 2NaOH 2Na + O2 + H2 B) 2NaOH 2Na + H2O + 1/2O2 C) 2NaOH Na2O + H2O D) 2NaOH 2Na + H2O2 Both reactions A & B are correct. Only reaction A is correct. Only reaction D is correct.

If the pituitary gland is inhibited, then what stops

Use this formula to solve this problem: Power (P) = Work (W) : time (t) Joachim's body supplies a force of 450 N to run up a 20 meter hill in 15 seconds. How much power is involved in Joachim's run up the hill? A. 22.5 Watts B. 30 Watts C.

What is the pOH of a 0.00037 M solution of barium hydroxide

If the amount of atoms of each type on the left and right sides of a reaction differ, what must be done to balance it? A. It should be left alone B. Coefficients are placed in front of the reactants and/or products C.

All metals a melt at high temperatures b conduct heat and electricity c contain iron d react with air and water

Predict the following chemical formula for a compound between calcium and chlorine.

Two pieces of silk have an electric charge after being rubbed on a piece of amber. What will happen when the two silk pieces are brought close together? A. They will repel one another. B. They will attract one another. C.

The chemicals formula of glucose is c6h12o6. what are the names of the elements in glucose and how many atoms of each element are present in glucose molecules