Chemistry, 11.03.2020 02:39 wendybhenry61391
When a 5.00 g sample of KBr is dissolved in water in a calorimeter that has a total heat capacity of 3.10 kJ β K β 1 , the temperature decreases by 0.270 K . Calculate the molar heat of solution of KBr .
Answers: 1
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Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt
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Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants
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What is the ima of the 1 st class lever in the graphic given? 2 3 0.5
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When a 5.00 g sample of KBr is dissolved in water in a calorimeter that has a total heat capacity of...
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