write the formula for each compound?

0 ⤊

write the formula for each compound?

a)aluminum carbonate
b)silicon dioxide
c)potassium sulfide
d)magnese (II) chromate
e)sodium bromide

if you kno these then plz try to help me, but u dont have to do these

4)according to the balanced equation for the combustion of ethane, C2H6, 2C2H6(g) + 7O(g)>>4CO2(g) + 6H2O(l), for every molecule of ethane that reacts, CHOOSE RIGHT ANSWR:
(A)2 molecules of carbon dioxide r produced (B) 3 molecules of water is produced (C)A&B D)neither

2007-01-23 01:39:24 · 2 answers · asked by truckin_90 2 in Science & Mathematics ➔ Chemistry

2 answers

Al2(CO3)3
SiO2
K2S
MnCrO4
NaBr

2C2H6+7O2--->4CO2+6H2O

Both A and B answer C

2007-01-23 01:47:45 · answer #1 · answered by science teacher 7 · 0⤊ 0⤋

a. Al2(CO3)2
b. SiO2
c. K2S
d. MnCrO4
e. NaBr

4. C

2007-01-23 09:50:15 · answer #2 · answered by gebobs 6 · 0⤊ 0⤋