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КРОК / KROK
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$СН_3-СН_2-ОН$ and $СН_3-О-СН_3$ are a pair of compounds that can be classified as isomers of the following type:
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Sclerenchyma fibers, formed by procambium or parenchyma around vascular bundles or secretory cavities, strengthen and protect them. What type of fibers is it?
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What has an effect on the coagulating action of the coagulant ion, according to the Schulze-Hardy rule?
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To preserve valuable varietal qualities of peppermint, the optimal method of its propagation was chosen. What method is it?
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A patient with signs of mercury poisoning has been delivered into an admission room. What antidote should be prescribed in this case?
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Reaction of sodium ions with potassium hexahydroxoantimonate (V) in a neutral medium produces precipitate. Specify the color of this precipitate:
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A 55-year-old man came to a doctor with complaints of acute pain in his big toes. Meat and wine remain permanently in his diet. The doctor suspects gout. What substance must be measured in the patient's blood to confirm this diagnosis?
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What cation can be detected with Chugaiev's agent (Dimethylglyoxime)?
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What drug is a non-selective beta-blocker?
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What can be used to distinguish formic acid from acetic acid?
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