Hey There!
Cross multiply on both sides, with this you will be cross multiplying in order to set the numbers up.
s * 2.4 = 2.4s
2.8 * 6 = 16.8
2.4s = 16.8
Divide s from both sides:
16.8/2.4
<u>The answer is 7 or s= 7</u>
61/66=0.9242 So in % that is %92.42
The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus. The number of neutrons is equal to the difference between the mass number of the atom (M) and the atomic number. it could be A
Answer:
384
Step-by-step explanation:
12 book stores and 32 copies of a book for each book store
12 times 32 = 384 books
