Does changes that cannot be easily reversed, such as burning, observe the law of conservation of mass? explain.

How much heat is released by 38 gram sample of water to freeze

Can a pressure change shift the equilibrium position in every reversible reaction? Explain

Solid lithium metal and diatomic nitrogen gas react spontaneously. give the balanced chemical equation (including phases) that describes this reaction.

What is the environmental impact natural polymers have made?

Consider two solutions made using water as the solvent: 1.0 m CaCl2 and 3.0 m sucrose. Describe how the osmotic pressures of these two solutions compare. Explain why this is true.

Characteristics of bipolar disorder typically include a. hypochondria. b. difficulty concentrating. c. attacks of amnesia. d. manipulation of others

Do the benefits of medical marijuana justify its legality?

In the reaction C+02 arrow C02 which element is reduced in the reaction? C O2 CO2

Which of the following correctly identifies steps used in the fractional distillation of petroleum? The mixture is cooled, condenses, then heated and boils. The mixture is cooled, boils, then heated and condense.

What is the formula of the most stable oxide of francium?