The substance that gets broken down in a homogeneous mixture is the (a)colloid (b)solution (c)solvent (d)solute

Given sno2 + 2h2 - sn + 2h20 tin oxide reacts with hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grams of sn?

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.