![subject](/tpl/images/cats/himiya.png)
Chemistry, 11.07.2019 18:00 avablender
What pieces of laboratory equipment would you use to measure the properties needed to determine the density of a substance? (give at least 2 answers)
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:00
What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:30
Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:20
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
Answers: 1
You know the right answer?
What pieces of laboratory equipment would you use to measure the properties needed to determine the...
Questions
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Medicine, 16.07.2021 08:40
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 08:40
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 08:40
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 08:40
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 16.07.2021 08:40
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 08:40
![question](/tpl/images/cats/en.png)
English, 16.07.2021 08:40
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 08:40
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 08:40
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 09:10
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 09:10
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 09:10
![question](/tpl/images/cats/mat.png)
Mathematics, 16.07.2021 09:10