How many grams of glucose are needed to prepare 400. ml of a 2.0% (m/v) glucose solution?

Ca (OH) 2 + H2SO4 ⟶2H2O + CaSO4 What volume of 1.45 M Ca (OH) 2 is needed to react with 25.0 moles of H2SO4?

C15H28 is the formula of

Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is

Which of the following reactions is slowest at room temperature

A "shielding gas" mixture of argon and carbon dioxide is sometimes used in welding to improve the strength of the weld. if a gas cylinder of this two-part mixture was at 4.0 atm pressure and this mixture was 90.

Why is flammability is a chemical property and not a physical property.

Select the appropriate coefficient for O2 when the equation? O2 (g) + ? C5H12 (g) →? CO2 (g) + ? H2O (g) is balanced using the smallest possible integers.

If the number of neutrons in an atom is changed, does the atom become a new element? Why or why not? a. Yes. The number of neutrons determines the identity of an atom b. Yes.

What must be true for diffusion of a solute to occur across a partition that separates two compartments?

Salt dissolving in water is what type of property?