![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 05:50
Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.
Answers: 2
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 17:00
Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 22:30
Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt
Answers: 1
You know the right answer?
3. Balance the chemical equations
...
...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 14.04.2021 08:50
![question](/tpl/images/cats/mat.png)
Mathematics, 14.04.2021 08:50
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.04.2021 08:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 14.04.2021 08:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 14.04.2021 08:50
![question](/tpl/images/cats/istoriya.png)
History, 14.04.2021 08:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 14.04.2021 08:50
![question](/tpl/images/cats/mat.png)
Mathematics, 14.04.2021 08:50
![question](/tpl/images/cats/biologiya.png)
Biology, 14.04.2021 08:50
![question](/tpl/images/cats/mat.png)
Mathematics, 14.04.2021 08:50
![question](/tpl/images/cats/istoriya.png)
History, 14.04.2021 08:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.04.2021 08:50