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, 23.06.2019 06:00
In an exothermic reaction at equilibrium, what is the effect of lowering the temperature? a. the reaction makes more products. b. the reaction makes more reactants. c. the reaction is unchanged.
Answers: 1
Chemistry, 23.06.2019 09:00
The concentration of ionic substances is important for the heart to beat. your heart responds to electrical impulses that travel through heart cells that are made up mostly of water. which properties of ionic compounds are important to support this function? solubility in water conductivity crystalline melting point
Answers: 3
Chemistry, 23.06.2019 12:00
Which element has the largest atomic radius? a. asb. nc. pd. sb
Answers: 2
1-Convert the following to moles:
6.8 x 10^23 molecules of water...
6.8 x 10^23 molecules of water...
Arts, 14.12.2020 21:10
Mathematics, 14.12.2020 21:10
Mathematics, 14.12.2020 21:10
Social Studies, 14.12.2020 21:10
Computers and Technology, 14.12.2020 21:10
English, 14.12.2020 21:10
History, 14.12.2020 21:10
Mathematics, 14.12.2020 21:10
Mathematics, 14.12.2020 21:10
English, 14.12.2020 21:10
History, 14.12.2020 21:10
Spanish, 14.12.2020 21:10