How many litres of 15% (mass/ volume) copper sulphate solution would take to get 75g of copper sulphate ?

*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

Apropane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas remains constant