The human body<span> contains </span>many<span> salts, of which </span>sodium<span> chloride NaCl is the major one, making up around 0.4 per cent of the </span>body's<span> weight. So a 50kg</span>person<span> would contain around 200g of </span>sodium<span> chloride - around 40 teaspoons. Since we lose </span>salt<span> whenever we sweat, it has to be continually replaced. Answer: C.</span>
Answer:
increase.
Explanation:
as you cross the period the atomic size decrease makes the atoms to have more affinity to the coming electrons.
Answer:
chemistry - the science that studies the properties of substances and natural fenomens .
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