Using a 0.30 m phosphate buffer with a ph of 7.0, you add 0.80 ml of 0.47 m hcl to 50. ml of the buffer. what is the new ph of the solution?

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

How do you convert 4 mmol of bromobenzene to ml?

If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.