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Calculate the final temperature of a mixture of 200.0 g of ice initially at -20.50 °C and 319.0 g of water initially at 91.50 °C.
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Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
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According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.
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Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years
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Calculate the final temperature of a mixture of 200.0 g of ice initially at -20.50 °C and 319.0 g of...
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