The mass of the solution is 5g (iron sulfate) + 75g (water) = 80g. Therefore, the percentage by mass of iron sulfate in the solution is (5g / 80g) * 100% = 6.25%.
In 75 grams of NaCl, there are 28.8 grams of sodium. This is because sodium represents 38.4% of the mass of NaCl.
that is 2.646 ounces
it would be 75grams
28350
75 grams = 0.075 kilograms.
That is 318 teaspoons
33.81 oz
90ml of water is 3.175 ounces
The answer depends on 30 WHAT!
16 ounces in a pound
3.2 ounces.
1.691 oz.
That is 2.82 ounces