Select all that apply. which of the following phrases can be used to represent 7? the opposite of -7 the absolute value of 7 seven less than zero seven above zero the absolute value of -7 positive seven

1. The opposite of -7 
2. The absolute value of 7
3. Seven above zero
4. The absolute value of -7
5. Positive seven
Hope this helps 

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.