A.该青花瓷瓶的容积约为5.6L |
B.常温下,该青花瓷瓶几乎能容纳56kgH2O |
C.常温常压下,该青花瓷瓶几乎能容纳70gN2 |
D.青花为高级瓷器,该青花瓷瓶可以盛装氢氟酸 |
32.76g |
58.5g/mol |
A.250mL 1mol/L的NaCl溶液 |
B.50mL 2mol/L的NH4Cl溶液 |
C.100mL 3mol/L的KCl溶液 |
D.75mL 1mol/L的CuCl2溶液 |
A.b%=
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B.b%=
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C.a=
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D.a=
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