Ha is a monoprotic weak acid. if a 0.015 m ha solution is 2.5% dissociated (or ionized), what is the acid dissociation constant (ionization constant) ?

A rectangular block of copper metal weighs 1896 g. The dimensions of the block are 8.4cm by 5.5 cm by 4.6 cm. From this data, what is the density of copper?

Which group has elements with the most diverse set of properties? • Group 1A • Group 2A • Group 3A • Group 4A

If 250. mL of nitrogen is collected at 25.0 degrees C and 105 kPa pressure, what will be the volume of the gas at STP?

How many grams of chloride ions are in 8.3 g of copper (II) chloride

The gas in a cylinder has a volume od 2 liters at a pressure of 104 kpa the pressure of the gas increased to 223 kpa assuming the temperature remains constant what would the new volume be

What is 0.002353 to two significant figures

10. Is the identity of an element determined by its mass number or atomic number? By omak

Nitric acid, hno3, dissociates in water to form nitrate ions and hydronium ions. what change in hybridization of the nitrogen atom occurs in this dissociation

Which is classified as a salt ammonia or sodium chloride?

How many grams of CrSO3 are in 2.4 moles of CrSO3