a)mCa=40uCa + 2HNO3---->Ca(NO3)2 + H240g Ca ----- 22,4dm3 H2120g Ca ----- xdm3 H2x = 67,2dm3 H2b)Ca + 2HNO3---->Ca(NO3)2 + H240g Ca ----- 1mol soli120g Ca ----- xmoli solix = 3mole solic)Ca + 2HNO3---->Ca(NO3)2 + H240g Ca ----- 12,04*10^23 cząst. HNO3120g Ca ------ x cząst. HNO3x = 36,12*10^23 cząst. HNO3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a)
mCa=40u
Ca + 2HNO3---->Ca(NO3)2 + H2
40g Ca ----- 22,4dm3 H2
120g Ca ----- xdm3 H2
x = 67,2dm3 H2
b)
Ca + 2HNO3---->Ca(NO3)2 + H2
40g Ca ----- 1mol soli
120g Ca ----- xmoli soli
x = 3mole soli
c)
Ca + 2HNO3---->Ca(NO3)2 + H2
40g Ca ----- 12,04*10^23 cząst. HNO3
120g Ca ------ x cząst. HNO3
x = 36,12*10^23 cząst. HNO3