Calculate the volume of the acid formed when 100ml of 2.00M of Hcl is diluted to 0.050M

What is shown by the structural formula of a molecule?

Use the drop‑down menus to label the given statements either true or false. a. Azo dyes are stable. b. Azo dyes are nontoxic. c. Most azo dyes are not used as food coloring. d. Leucoindigo is deep purple in color.

Consider the following reaction. 2Fe2O3 - - > 4Fe + 3O2 deltaH = + 824.2KJ The formation of 42.0 g of O2 results in? 1) the absorption of 361 kJ of heat. 2) the absorption of 11500 kJ of heat. 3) the absorption of 1080 kJ of heat.

Does a piece of dust have heat

Enter an equation for the precipitation reaction that occurs (if any) when solutions of sodium hydroxide and copper (II) (II) nitrate are mixed. Express your answer as a chemical equation. Identify all of the phases in your answer.

Two pieces of silk have an electric charge after being rubbed on a piece of amber. What will happen when the two silk pieces are brought close together? A. They will repel one another. B. They will attract one another. C.

The chemicals formula of glucose is c6h12o6. what are the names of the elements in glucose and how many atoms of each element are present in glucose molecules

When K-37 undergoes positron emission, what is the resulting atom? A) K-37 B) K-38 C) Ar-37 D) Ar-38

Consider the following reaction where Kp = 4.55*10-5 at 723 K: N2 (g) + 3H2 (g) ⇋ 2NH3 (g) a) If the three gases are mixed in a rigid container at 723 K so that the partial pressure of each gas is initially one atm, what will happen?

Which terms are used to identify pure substances? (1) an element and a mixture (2) an element and a compound (3) a solution and a mixture (4) a solution and a compound