In a lab, Brett is mixing hydrochloric acid with water. This is an extremely explosive mixture that releases heat. What kind of reaction is this, endothermic or exothermic reaction

What is over production

What is causing force on the inside of a filled balloon that gives the balloon a rigid shape? Select one: O a. Gas particles colliding with the inside walls of the balloon, pressure b. Gas particles slowing down at lower temperatures C.

Which two elements have similar characteristics? indium, lithium, francium, niobium

How can you determine the number of atoms in a mole of a molecular compound

How many moles of HNO3 are present if 4.90*10-2 mol of Ba (OH) 2 was needed to neutralize the acid solution?

How much ice at a temperature of - 17.5 ∘C must be dropped into the water so that the final temperature of the system will be 31.0 ∘C?

Why does a gas fill completely the vessel in which it is kept?

Individuals who work full time and those who work part-time enjoy basically the same number of paid leave benefits. True False

There is a large increase in ionization energy between the second and the third ionization energies of a metal. What kind of ion is the metal likely to form? Include the charge in your answer.

Which of the following are true statements about equilibrium systems? For the following reaction at equilibrium: CaCO3 (s) ⇌ CaO (s) + CO2 (g) adding more CaCO3 will shift the equilibrium to the right.