Chemistry, 22.08.2019 05:30 vanessagomezcx
Ten (10.0) grams of hydrogen gas and 80,0 g of nitrogen gas are mixed and to react. how many grams of ammonia will result? n: (g) + 3 h: (g) 2 nhs(g) a 90.0g 56.5g48.6g 284ge7i 4. dilution: to make 2.5 l of 0.10 m hydrochloric acid you would a. dilute 41.7 ml of 6.0 m hci to 2.5 l with water b. deterniine the mass of 0.10 mol hcl and dissotve it in 2.5 i of water e add 50 ml of 6.0 m hcl to 2.45 l of water d dilute 0.25 l of pure hcl to 2.5 l with water e dilute 59.4 ml of 3.0 m hcl to 2.5 l with water
Answers: 2
Chemistry, 22.06.2019 12:40, whitethunder05
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
Chemistry, 23.06.2019 05:00, xxaurorabluexx
Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
Answers: 2
Ten (10.0) grams of hydrogen gas and 80,0 g of nitrogen gas are mixed and to react. how many grams o...
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