Lumps of sodium carbonate react more slowly with dilute nitric acid than powdered sodium carbonate.
Use ideas about collisions to explain why.

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.

Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules