You have been given 300mL of a 10% solution. The pharmacist asks you to dilute it with sterile water to 750mL and label the solution. What percent strength should appear on the label

the role of the microscope world in creating new materials .

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.

the answer is c.the valence of the atoms combine .