Answer:
172 g/mol
Step-by-step explanation:
CaSO4 . 2H2O
Atomic mass of
Ca = 40
S = 32
O = 16
H = 1
Molar mass = 40 + 32 + (16×4) + 2{(1×2)+16}
= 72 + 64 + 2(18)
= 136 + 36
= 172 g/mol
7 over 21 . because you add 7 plus 8 plus 6 and get 21 then have 7 white shirts
Answer:
this question doesnt make sense as its like half of it
Answer:
364
Step-by-step explanation:
2x2x7x13
The prime factorization is just the factors of a number.
To find the number, multiply the numbers together
2*2 = 4
4*7 = 28
28*13 = 364
Answer:
she would take 140 minutes to run 15 miles
Step-by-step explanation:
28 X 5 os equal to 140
