How many milliliters of solution of 2.15 M K2SO4 must be used to make 63 mL of a solution that has a concentration of 0.188 M K2SO4?

How long does the chemical reactions take change air pollution to acid rain

What volume is occupied by 0.675 mol of CO2 at 226.2 K and 861 mmHg?

What is the definition of quanititative observation

How many Valance electrons are in an atom of phosphorous

What is bonding pair

Researchers discovered a subatomic partial while working with the cathode ray tube the particle is known as

An electrochemical cell is constructed such that on one side a pure nickel electrode is in contact with a solution containing Ni2 + ions at a concentration of 2 * 10-3 M.

The lines in an element's atomic spectrum result from electron spins going in opposite directions. energy that is spread out among an atom's electrons. electrons moving from a lower to a higher energy level.

Is Jesus Christ real?

In an isothermal process, 1.59 moles of an ideal gas is compressed to one-fifth of its initial volume at 285 K. What quantity of heat is added to, or removed from, the system during this process