When a volcano erupts magma comes from the top when the magma cools down it hardens and leaves a hard surface
Hello There!
Conduction is the transfer of heat from one particle of matter to another.
“I Have 3 Examples Of Convection Provided Below”
“A Pot Sitting On A Hot Burner”
“Picking Up A Hot Cup Of Coffee”
“Feet On Hot Sand”
Matter is everything we see and cant see and sometimes touch. Some characteristic are: solid, liquid, gas and plasma. I hope this helps :)
H is positive 1 and o is negative 2 so 3+b-6=0 and solve for b to get b=3
Mass= volume x density
m = 239 mL x 2.70 g/mL
m = 645.3 g
