To find the kilograms of solvent, we take our density of water and multiply it by the volume of water. So our density of water, we can look that up, and that's 1 gram per ML times the amount in volume of water. 300 MLS MLS cancel. We get 300 grams of water. Now we need kilograms. To find kilograms, we simply take this, divide it by 1000, we get 0.3 kg.