Determine the numbers of milliliters of air
Air is 20.9% oxygen by volume. Determine the numbers of milliliters of air contains the 175mL of oxygen and the water is 11.2% hydrogen by mass. Calculate what mass of hydrogen is present in the 50.0 g of water?
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An entomologist writes down an article in scientific journal which claims that fewer than 12 in 10 thousand male fireflies are unable to produce light because of genetic mutation. Supposing that the hypothesis test of the claim has been conducted
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Determine the numbers of 50.0mL syringes could you fill up given the volume of water in the container described above?
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