Sublimation cannot be used to separate a mixture of salt and sand. Give reason.​

Is this a single replacement reaction or there is no

The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?