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eliza2
@eliza2
June 2022
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Закінчити рівняння реакцій:
1. Ca[tex] ^{+2} [/tex] + CO[tex]Ca + CO_{3}^{-2} ---> CaCO_{3} [/tex]
2. Ba[tex] ^{+2} + SO_{4}^{-2} ---> BaSO_{4}
3. H^{+} + OH^{-} ---> H_{2}O[/tex]
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HUH39I
Verified answer
Ca(NO3)2 + Na2CO3 = CaCO3↓ + 2NaNO3
BaCl2 + K2SO4 = BaSO4↓ + 2KCl
NaOH + HCl = NaCl + H2O
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eliza2
Закончите уравнение реакций:
1. Ca(+2) + CO3(-2) ---> CaCO3
2. Ba(+2) + SO4(-2) ---> BaSO4
3. H(+) + OH(-) ---> H2O
eliza2
Не знаю, но увы так было написано в книге.
eliza2
Не-а, именно "закінчити" :D
DJToxa
Verified answer
CaCl2+Na2CO3=CaCO3+2NaCl
Ba(NO3)3+H2SO4=BaSO4+2HNO3
LiOH+HNO3=LiNO3+H2O
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Answers & Comments
Verified answer
Ca(NO3)2 + Na2CO3 = CaCO3↓ + 2NaNO3BaCl2 + K2SO4 = BaSO4↓ + 2KCl
NaOH + HCl = NaCl + H2O
1. Ca(+2) + CO3(-2) ---> CaCO3
2. Ba(+2) + SO4(-2) ---> BaSO4
3. H(+) + OH(-) ---> H2O
Verified answer
CaCl2+Na2CO3=CaCO3+2NaClBa(NO3)3+H2SO4=BaSO4+2HNO3
LiOH+HNO3=LiNO3+H2O