How many oxygen atoms are there in the product: 6ca+4po4→2ca3(po4)2? a. 16 b. 2 c. 4 d. 8

*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

How many miles of water are produced if 5.43 mol pbo2 are consumed

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments