Chemistry, 19.07.2019 22:30 sajasolo3467
Apiece of candy is burned in a calorimeter raising up the tempature of 500g of water from 21 c to 25 c water has a specific heat of 4.18j/g c how much energy was released by the candy
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Chemistry, 22.06.2019 17:00
Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.
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Chemistry, 22.06.2019 17:40
Areaction in which products can react to re-form reactants is
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Chemistry, 22.06.2019 19:20
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
Answers: 1
Apiece of candy is burned in a calorimeter raising up the tempature of 500g of water from 21 c to 25...
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