Chemistry, 23.02.2021 22:40 aduncan3426
Kyrie places 4.20 g of a piece of rock in a graduated cylinder that has an
initial volume of 50.0 mL and the volume increased to 56.5 mL.
What is the density of the piece of rock? Round your answer to 3
significant figures and do not include the unit.
Answers: 3
Chemistry, 21.06.2019 16:00
Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .
Answers: 2
Chemistry, 22.06.2019 03:50
Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?
Answers: 3
Chemistry, 22.06.2019 08:40
What is the value of keq for the reaction expressed in scientific notation?
Answers: 1
Kyrie places 4.20 g of a piece of rock in a graduated cylinder that has an
initial volume of 50.0 m...
Computers and Technology, 06.07.2021 17:50
Computers and Technology, 06.07.2021 17:50
English, 06.07.2021 17:50
French, 06.07.2021 17:50
Mathematics, 06.07.2021 17:50
Mathematics, 06.07.2021 17:50