Chemistry, 06.11.2021 02:40 homework2358
What is the volume percentage of 18 L of isopropanol in 45 L of water?
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9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water
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Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
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Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments
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What best discribes the relationship between wavelength and frequency in a electromagnetic wave
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What is the volume percentage of 18 L of isopropanol in 45 L of water?...
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