What kind of bonds does calcium chloride have?

Is cooling hot water an exothermic process or an endothermic process?

How many fe (ii) ions are there in 15.0 g of feso4?

Manganese nodules are an example of A. Terrigenous sediment B. Biogenous sediment C. Hydrogenous sediment D. Oil products

A 28.5 g iron shot is added to a graduated cylinder containing 45.5 ml of water. The water level rises to the 49.1 ml mark. Calculate the density of the iron shot.

How is enthalpy used to predict whether a reaction is endothermic or exothermic?

Approximately how many moles of chlorine make up 1.79 * 1023 atoms of chlorine? A. 2.97 * 10-1 moles B. 2.97 moles C. 6.02 * 1023 moles D. 17.0 moles

Which substance is the most soluble at 28°C?

Predict the major product (s) formed when hexanoyl chloride is treated with excess etmgbr, followed by h2o.

Classify the properties based on whether they describe metals or nonmetals. They are good conductors of heat and electricity. They are brittle and break into sharp pieces. They are flexible and can be made into wires.

A gas occupies a 1.5 L container at 25 degrees Celsius and 2.0 atm. If the gas is transferred to a 3.0 L container at the same temperature, what will be its new pressure? a) 3.0 atm b) 2.0 atm c) 1.0 atm d) 4.0 atm