An acid can ____ with a base to form a salt.

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2021-04-14 问题

An acid can ____ with a base to form a salt.

2021-04-14 问题

NoSQL数据库的三大理论基石不包括? 最终一致性|CAP|BASE|ACID

2022-06-09 问题

NoSQL 遵循弱一致性约束框架（）。 A: BASE B: ACID C: NOSQL D: NEWSQL

2022-05-29 问题

Which of the following descriptions is incorrect? ( ) A: Under the condition of usual diet, body mainly produces acid substances B: The salts of organic acid contained in vegetables and fruits are the main source of fix acid C: Ammonia produced by metabolism is alkali (base) D: The more protein one ingests, the more fix acid is produced E: Ketone body includes volatile component

Which of the following descriptions is incorrect? ( ) A: Under the condition of usual diet, body mainly produces acid substances B: The salts of organic acid contained in vegetables and fruits are the main source of fix acid C: Ammonia produced by metabolism is alkali (base) D: The more protein one ingests, the more fix acid is produced E: Ketone body includes volatile component

2022-06-11 问题

Laboratory tests on the urine of a patient identified the presence ofmethylmalonate (−OOC–CH(CH3)–COO−). Methylmalonate is bestdescribed as which one of the following A: A strong acid B: The conjugate base of a weak acid C: It is 100% dissociated at its pKa. D: It is 50% dissociated at the pH of the blood. E: It is a major intracellular buffer.

Laboratory tests on the urine of a patient identified the presence ofmethylmalonate (−OOC–CH(CH3)–COO−). Methylmalonate is bestdescribed as which one of the following A: A strong acid B: The conjugate base of a weak acid C: It is 100% dissociated at its pKa. D: It is 50% dissociated at the pH of the blood. E: It is a major intracellular buffer.

2022-06-07 问题

What about inserting a base into the coding region of a gene？ A: No impact B: It will change all amino acid sequences of the protein downstream of the insertion point C: Depending on the insertion point, it may have different effects on the protein D: An amino acid will be inserted into the protein sequence E: Three amino acids will be inserted into the protein sequence

What about inserting a base into the coding region of a gene？ A: No impact B: It will change all amino acid sequences of the protein downstream of the insertion point C: Depending on the insertion point, it may have different effects on the protein D: An amino acid will be inserted into the protein sequence E: Three amino acids will be inserted into the protein sequence

2022-05-28 问题

The common name of tetradecanoic acid is A: lauric acid B: myristic acid C: stearic acid D: formic acid

2022-06-03 问题

For various types of acid-base titration, the position of the stoichiometric point is at the midpoint of the jump range.

2022-06-07 问题

What about inserting a base into the coding region of a gene?() A: No impact B: It will change all amino acid sequences of the protein downstream of the insertion point C: Depending on the insertion point, it may have different effects on the protein D: An amino acid will be inserted into the protein sequence E: Three amino acids will be inserted into the protein sequence

What about inserting a base into the coding region of a gene?() A: No impact B: It will change all amino acid sequences of the protein downstream of the insertion point C: Depending on the insertion point, it may have different effects on the protein D: An amino acid will be inserted into the protein sequence E: Three amino acids will be inserted into the protein sequence

2022-06-09 问题

Analog of sulfonamide is ( ). A: folic acid (FA) B: dihydrofolic acid (DHFA) C: tetrahydrofolic acid (THFA) D: paraaminobenzoic acid (PABA) E: glutamate

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