On practice exam 8 for AAMC:
Also, if red litmus paper is dipped into the Na2CO3 solution, which was mixed with H2O, the litmus paper would:
A. Remain red, because carbonate is an acidic salt.
B. Remain red, because sodiam carbonate is neutral.
C. Turn blue, because carbonate reacts with water to produce OH-.
D. Turn blue, because sodium ions form sodium hydroxide in water.
ANS: C because "in water, carbonate will undergo the following reaction: CO3(2- superscript)(aq) +...
AAMC 8: Na2CO3 + H20 -- will be basic or acidic?
Also, if red litmus paper is dipped into the Na2CO3 solution, which was mixed with H2O, the litmus paper would:
A. Remain red, because carbonate is an acidic salt.
B. Remain red, because sodiam carbonate is neutral.
C. Turn blue, because carbonate reacts with water to produce OH-.
D. Turn blue, because sodium ions form sodium hydroxide in water.
ANS: C because "in water, carbonate will undergo the following reaction: CO3(2- superscript)(aq) +...
AAMC 8: Na2CO3 + H20 -- will be basic or acidic?