HELP !!! What is the final volume of a 400 ml gas sample that is subjected to a temperature change from 22°C to 30°C and a pressure change from 760mmHg
to 360mmHg?

[a] 619ml
[b] 1151ml
(c) 105ml
[d] 867ml

Litmus paper is made from water-soluble dyes which are extracted from lichens. this paper is used as an acid-base indicator. which of these common household substances would turn blue litmus paper red? a) bleach b) lye c) soap d) vinegar

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

Match the name of the following compound:   mgso4  · h2omagnesium sulfate monohydratemagnesium (ii) sulfate monohydratemagnesium (ii) sulfate hydratemagnesium sulfate hydrate