An 8.50 grams block of aluminum is heated with 54.98 kJ of energy. The temperature changed from 22.8 C to 94.6 C. What is the specific heat capacity of aluminum?

Drag the tiles to the boxes to form correct pairs. Match each state of matter with the statement that best describes it. plasma Particles move past each other freely but do not go far apart.

Assuming that each cubic centimeter of water has a mass of exactly 1 g, find the mass of 1.27 cubic meter of water.

What is the formula for an ionic compound that contains the elements magnesium and chlorine?

A compound is found to consist of 2.89 g of calcium and 5.11 g of chlorine. what is the percent by mass of calcium in the compound

Teniendo en cuenta las siguientes equivalencias. Resuelve con sus respectivas justificaciones: a. Cuántos mmhg hay en 750 atmósferas. b. Cuántos torr hay en 600 atmósferas. c. Cuántos pascales hay en 540 atmósferas. d.

Draw the curved arrow mechanism for the conversion of aniline into benzenediazonium ion, and draw the final product that forms after the benzenediazonium ion is treated with

Sodium chloride is stirred into water to form a solution. in this case, what are sodium chloride and the water?

What can form as a result of a chemical reaction?

A solution of orange juice that weighs 500 g contains liquid juice and solid pulp. All of the pulp is removed from the juice. The pulp is found to weigh 50 g. How much would the remaining liquid juice weigh? A. 50 g B. 250 g C. 450 g D. 500 g

Assume 3 molecules of Fe react according to the following equation. 3Fe + 4H2O Fe3O4 + 4H2 How many molecules of H2 are produced? How many water molecules are required? What is the mole ratio of Fe to H2O?