If you had 90 grams of NH3 and 100g of water at 10 degrees Celsius what would the solution be saturated, unsaturated, or supersaturated?

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?

Which of the following would be an accurate picture of the earth during the summer time of the northern hemisphere?