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02-10-2022
Chemistry

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What are 3 guidelines to follow when considering whether you should dispose of a material down the drain

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Which of the following should be done when designing an experiment for a controlled scientific investigation?

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When 137 ml of water at 25 °C is mixed with 82 ml of water at 76 °C, what is the final temperature of the water? Assume that no heat is lost to the surroundings

i need help please!! thank you

100 ml of water was placed in four vessels A, B , C , D. Vessel C , A and D are of same size , B is smaller. Vessel C is covered and C and D are placed under th