What is the concentration in ppm (parts per million) if you dissolve 8.4 g of fertilizer in 244000 g of water?*
a. 34.4 ppm
b. 1.72x10 ppm
c. 17.2 ppm
d. 3.44x10-5 ppm

*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

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

Which of the following units is not an official si unit? mole liter kilogram ampere