Acid rain is a major biology go concern because

The volume of a gas-filled balloon is 30.0 L at 40 °C and 153 kPa pressure. What volume will the balloon have at standard temperature and pressure (273.15 K and 101.3 kPa) ? a. 17.3 L b. 23.7 L c. 39.5 L d. 51.

Which statement explains why meiosis haploid cells rather than diploid cells

What is the ph of a solution with hydrogen ion concentration of 0.001m?

What is the relationship between carbon and life on earth?

Rank the following in terms of increasing electronegativity. 1. Na, N, O, Mg, F 2. Na, Mg, N, O, F 3. F, O, N, Na, Mg 4. F, O, N, Mg, Na 5. F, Mg, Na, O, N

Why are Van der Waals forces important? A) They determine how strong dipole moments will be in polar covalent molecules B) They are the strongest type of intermolecular force that can act on polar and non-polar molecules C) They are primary

When heat is added to or removed from a substance, it may change its state. What state will most likely result if heat is added to a liquid?

Chemical Reactions Lab Procedures: 1. Place a 1cm long piece of white chalk in a clear plastic cup. 2. Add 5 mL of vinegar to the cup. 3. Record your observations. If you were performing the procedures above you would need to A.

How many moles of oxygen are in 0.53 moles of co 22?

The car wit fastest acceleration is the tempest. it has an acceleration of 6.1 m/s. suppose the car accelerates from rest to a final speed of 30. m/s. how long does it take the tempest to reach this speed?