Chemistry, 18.10.2019 20:00, yasyyas646646
Five cubes of iron are tested in a laboratory. the tests and the results are shown in the table below
which tests demonstrate chemical properties?
(1) 1, 3, and 4
(2) 1, 3, and 5
(3) 2 and 4
(4) 2 and 5
Answers: 2
Chemistry, 22.06.2019 00:00, reeceslife481
What stress will shift the following equilibrium system to the left? n2(g) + 3h2(g) ⇌ 2nh3(g) adding more n2(g) adding more nh3(g) increasing the pressure of the system reducing the volume of the container
Answers: 1
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, 22.06.2019 13:30, ayoismeisalex
Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?
Answers: 1
Five cubes of iron are tested in a laboratory. the tests and the results are shown in the table belo...
Chemistry, 15.09.2021 23:30
Biology, 15.09.2021 23:30
Mathematics, 15.09.2021 23:30
Mathematics, 15.09.2021 23:30