In the early morning when the temperature was 13.7 ^oC, a motorist measured her tyre pressure at 177 kPa. By noon the temperature in the tyres had reached 34.3 ^oC. What was the pressure (in kPa) in the tyres at noon assuming there was no change in volume?

Give your answer to three significant figures.

If a balloon has a volume of 1.364 L at a temperature of 27.7 C°, what will be the volume (L) of the balloon if the temperature is increased to 48.3 C°?

Give your answer to four significant figures.

What is the hybridisation on the carbon atom circled in the amino acid alanine drawn below?

If a carbon atom has sp³ hybridisation on the carbon atom, what is the parent geometry on that carbon atom?

What is the hybridisation on the carbon atom circled in the amino acid alanine drawn below?