How many atm are in 1,520 mmHg?

Which type of radiation is the smallest in size?

Under identical conditions, separate samples of O2 and an unknown gas were allowed to effuse through identical membranes simultaneously. After a certain amount of time, it was found that 6.51 mL of O2 had passed through the membrane, but only 3.

Which mass of urea CO (NH2) 2 contains same mass of nitrogen as 101.1 g of potassium nitrate?

What is the formula for the compound formed by lead (lV) ions and chromate ions

Energy decreases along a food chain in an ecosystem. How is this explained by the law of conversation of energy?

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda