When a ion in group 2 forms a ion the ion will most likely have a charge of

Which element can form as ionic compound with a hailde?

Why does a sodium street lamp give off a different color light then a neon light

How much heat is required to warm 150 ml of water from 25.0 C to 95.0

How many grams are in 2.75 moles of KOH? (molar mass=56.11 g/mol)

Which unit measures mass?

Change of state may occur when?

During the combustion of 2.00 g of coal, the temperature of 500 g of water inside the calorimeter increased from 25.0°c to 43.7°c. the specific heat of water is 4.18 j/g·°c. how much heat did the reaction generate?

Catalysts are substances that increase the rate of reaction but can be recovered unchanged at the end of the reaction. Catalysts can be classified as either homogeneous (same state as reactants) or heterogeneous (different state than reactants).

How many molecules are there in 79g of Fe2O3?

Which of the following elements is an alkall metal?