The winner of a 10 km road race took half an hour to complete the race. Calculate her average speed. Give your answer in metres per second.

If the bucket were left outside on a hot day but brought inside before any evaporation occurred, how would the mass be affected?

What affects the size of crystals formed from magma

The substance which does the dissolving in a solution is

A peptide bond contains which kind of functional group?

Why isn't biuret reagent required for determining the absorption spectrum of hemoglobin?

Tina has a sample of gaseous water at a temperature of 400 C and a pressure of 4 atm. If Tina increases the pressure to 200 atm, will the gaseous water liquefy? Why or why not?

Label the molecular shape around each of the central atoms in the amino acid glycine. hint

Which has more atoms, 2moles of carbon or 2 moles of aluminum

At 100 degrees c, water reacts with acetic anhydride to make acetic acid. also, at 100 degrees c, water reacts with acetylsalicylic acid and reverts it to salicylic acid and acetic acid.

What is the valence electron configuration of the group 2a elements?