How many atoms of O are there?
...
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:10
Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 17:10
Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 04:31
Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 01:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.03.2021 01:30
![question](/tpl/images/cats/istoriya.png)
History, 18.03.2021 01:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 18.03.2021 01:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 01:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.03.2021 01:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 18.03.2021 01:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)