What do you read the arrow in a chemical equation as meaning? one what does this sentence even mean it's worded oddly, and two i probably don't know the
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6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space

What human activity increases beach erosion?

What is a number added in front of a formula in order to balance the equation