" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Isknow
m = 158 gram
V = 65 - 45 = 20 ml
Asked
p
Asnwer
p = m/V
p = 158/20
p = 7.9 g/ml
p = 7900 kg/m³
No. 5
Isknow
s = 5 cm
p = 8400 kg/m³
Asked
m..?
Asnwer
V = s³ = 5³ = 125 cm³
8400 kg/m³ ⇒ 8400/1000 = 8,4 g/cm³
p = m/V
m = pV
m = 8,4 x 125
m = 1050 gram