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2 câu trả lời 250
a. \( CH_4 + Cl_2 \) - Methane reacts with chlorine gas.
b. \( C_2H_4 + Br_2 \) - Ethene reacts with bromine.
c. \( C_2H_2 + Br_2 \) - Ethyne reacts with bromine.
d. \( NaHCO_3 + HCl \) - Sodium bicarbonate reacts with hydrochloric acid.
e. \( NaHCO_3 + NaOH \) - Sodium bicarbonate reacts with sodium hydroxide.
f. \( Ca(HCO_3)_2 + Ca(OH)_2 \) - Calcium bicarbonate reacts with calcium hydroxide.
g. \( NaHCO_3 + KOH \) - Sodium bicarbonate reacts with potassium hydroxide.
h. \( NaHCO_3 \) - Sodium bicarbonate.
i. \( Ca(HCO_3)_2 \) - Calcium bicarbonate.
b. \( C_2H_4 + Br_2 \) - Ethene reacts with bromine.
c. \( C_2H_2 + Br_2 \) - Ethyne reacts with bromine.
d. \( NaHCO_3 + HCl \) - Sodium bicarbonate reacts with hydrochloric acid.
e. \( NaHCO_3 + NaOH \) - Sodium bicarbonate reacts with sodium hydroxide.
f. \( Ca(HCO_3)_2 + Ca(OH)_2 \) - Calcium bicarbonate reacts with calcium hydroxide.
g. \( NaHCO_3 + KOH \) - Sodium bicarbonate reacts with potassium hydroxide.
h. \( NaHCO_3 \) - Sodium bicarbonate.
i. \( Ca(HCO_3)_2 \) - Calcium bicarbonate.
a. CH4+Cl2��4+��2 - Methane reacts with chlorine gas.
b. C2H4+Br2�2�4+��2 - Ethene reacts with bromine.
c. C2H2+Br2�2�2+��2 - Ethyne reacts with bromine.
d. NaHCO3+HCl�����3+��� - Sodium bicarbonate reacts with hydrochloric acid.
e. NaHCO3+NaOH�����3+���� - Sodium bicarbonate reacts with sodium hydroxide.
f. Ca(HCO3)2+Ca(OH)2��(���3)2+��(��)2 - Calcium bicarbonate reacts with calcium hydroxide.
g. NaHCO3+KOH�����3+��� - Sodium bicarbonate reacts with potassium hydroxide.
h. NaHCO3�����3 - Sodium bicarbonate.
i. Ca(HCO3)2��(���3)2 - Calcium bicarbonate.
b. C2H4+Br2�2�4+��2 - Ethene reacts with bromine.
c. C2H2+Br2�2�2+��2 - Ethyne reacts with bromine.
d. NaHCO3+HCl�����3+��� - Sodium bicarbonate reacts with hydrochloric acid.
e. NaHCO3+NaOH�����3+���� - Sodium bicarbonate reacts with sodium hydroxide.
f. Ca(HCO3)2+Ca(OH)2��(���3)2+��(��)2 - Calcium bicarbonate reacts with calcium hydroxide.
g. NaHCO3+KOH�����3+��� - Sodium bicarbonate reacts with potassium hydroxide.
h. NaHCO3�����3 - Sodium bicarbonate.
i. Ca(HCO3)2��(���3)2 - Calcium bicarbonate.
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