The law of conservation of energy states that energy can

neither be created nor destroyed. What does

"conservation" mean in this law?

What is the empirical formula for a compound which contains 0.0134 g of iron, 0.00769 g of sulfur and 0.0115 g of oxygen

Which substance reacts with an acid or a base to control ph?

Is Octylphenol ethoxylate a solvent or solute

In Florida, the beaches are often exposed to hurricanes originating in the Atlantic Ocean. Which of the following is the most reasonable prediction of what could result from a hurricane? A. Creating of new rivers at high elevations B.

What happens when solid particles gain energy? A. They increase in motion and become a liquid. B. They decrease in motion and become harder. C. They do not change. D. The increase in motion and turn into plasma.

Glucose is not made from which of the following

Rank the temperatures from the highest to the lowest. 133F 351K 25C 273K 146C 58F 95F

Calculate the density of sulfuric acid if 35.4 mL of the acid weighs 65.14 g.

Where the single machos?

A reaction will be spontaneous only at low temperatures if both ΔH and ΔS are negative. For a reaction in which ΔH = - 320.1 kJ/mol and ΔS = - 86.00 J/K · mol. Determine the temperature (in °C) below which the reaction is spontaneous.