29 Positrons and beta particles have (1) the same charge and the same mass

(2) the same charge and different masses

(3) different charges and the same mass

(4) different charges and different masses

A 1.26-g sample of an alkaline earth metal chloride is treated with excess silver nitrate. All of the chloride is recovered as 3.26 g of silver chloride. Identify the metal.

How many liters of 0.85 M HCl solution would react completely with 3.5 moles Ca (OH) 2? A. 1.5 L hcI (aq) B. 8.2 L hcI (aq) C. 2.1 L hcI (aq) D. 6.0 L hcI (aq)

A sample of a hydrate has a mass of 5.026 g. After it is heated, it has a mass of 3.492 g. What is the percentage by mass of water in the hydrate? 1. 19.40% 2. 27.92% 3. 30.52% 4. 69.48%

Has The property of inertia

Define le chatelier's principle. define le chatelier's principle. when a chemical system at equilibrium is disturbed, the system shifts in a direction that minimizes the disturbance. a system will always change if the pressure changes.

A low pKa means the acid the strong. < - - - Is that right?

Does the buckminsterfullerene conduct electricity?

If an element has 2 valence electrons, how many dots will be in the elements dot diagram?

the state of water is determined solely by the conditions of: A) volume and mass B) temperature and volume C) pressure and mass D) pressure and temperature

When a chemical reaction and its reverse are occurring at the same time and at the same rate, the reaction has achieved a. displacement. c. imbalance. b. equilibrium. d. decomposition.