The density of alcohol is 0.85g/ml. what is the mass of 50ml of alchahol

The diameter of a human red blood cell is 0.000006m write this number using scientific notation a10b

What type of isomerism is shown by alkanes

Cup A and cup B are identical. They contain equal volumes of soup at equal temperatures. Both cups are put in a refrigerator. Cup A has a lid, but cup B does not. Which statement best explains why cup A will cool more slowly than cup B? A.

If the room temperature is often expressed at 300K. What is the temperature in Celsius?

Why is the sky blue and not red, even though blue light scatters more easily than red.

The freons are a class of compounds containing carbon, chlorine, and fluorine. while they have many valuable uses, they have been shown to be responsible for depletion of the ozone in the upper atmosphere.

How will you describe the pathway of oxygen in the breathing system?

Match the standard reduction potentials for each half reaction and the electric potential for the voltaic cell.

Which of the following is NOT a unit used to measure temperature? Question 20 options: Kelvin Watt Celsius Fahrenheit

If the reaction to form water were written h2 (g) + 12o2 (g) →h2o (g), would you expect the same value of δh as in equation 2h2 (g) + o2 (g) ⟶2h2o (g) δh=-483.6kj?