Chemistry, 10.11.2020 04:30 anthonyalvar6636
Jonah and Rachel volunteer at the recycling center sorting and organizing recyclable objects. Jonah is sorting aluminum cans and crushing the cans to fit more in the bag. Rachel is sorting metal and steel objects into appropriate bins. Jonah realizes that even though he is crushing the cans, the amount of material in each can is unchanged. Which of the following describes the process that is taking place?
Answers: 3
Chemistry, 22.06.2019 12:30
Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together
Answers: 1
Chemistry, 22.06.2019 12:40
When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign
Answers: 2
Jonah and Rachel volunteer at the recycling center sorting and organizing recyclable objects. Jonah...
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