Question

describe how to do percent by mass by completing the following paragraph. the ___ of a compound is _ to the _ of the masses of the _ that make up the compound. this demonstrates the law of ___ get it? state the law of

Explanation:

The percent - by - mass of a compound is calculated by taking the mass of a particular element in the compound and dividing it by the total mass of the compound. This relates to the law of definite proportions which states that a given compound always contains its component elements in fixed ratio (by mass).

Answer:

The percent - by - mass of a compound is equal to the ratio of the mass of an element that make up the compound to the total mass of the compound. This demonstrates the law of definite proportions.