If you have 12.0 M HCl and need to prepare 500. mL of a solutihn that is 3
M how much of the 12.0 M HCl would you need? *

the leaf is an organ of a typical plant, and the main functions are to complete photosynthesis and allow the plant to exchange gas, just like how we have the respiratory system. leaves have the stomata, which collects maintains co2 and o2 levels. this is necessary for cell metabolism. the leaf also collects sunlight using chloroplasts. succinctly, leaves own a pivotal role in sustaining plant life.

its first and third is your answer i did the qustion the fourth isnt right

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >

the answer is 0.8m.

by: nicholas