![subject](/tpl/images/cats/himiya.png)
Chemistry, 20.07.2019 23:50 maycigrimaldi4990
How can the rate of a reaction be decreased? adding a catalyst reducing the surface area raising the temperature increasing the amount of reactants
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.06.2019 17:00
Two friends at different locations want to communicate with each other by sending low energy signals. which of the following methods can they use to communicate? a) produce x-rays using colliding electrons and send them to radios, which capture sound b) send messages using infrared radiation, which travel in the form of waves c) send radio waves through intervening media like radio and television d) produce sound waves using microwaves from heated objects
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:00
How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next
Answers: 1
![question](/tpl/images/cats/himiya.png)
You know the right answer?
How can the rate of a reaction be decreased? adding a catalyst reducing the surface area raising th...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 16.02.2021 06:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 16.02.2021 06:30
![question](/tpl/images/cats/mat.png)
Mathematics, 16.02.2021 06:30
![question](/tpl/images/cats/health.png)
Health, 16.02.2021 06:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 16.02.2021 06:30
![question](/tpl/images/cats/istoriya.png)
History, 16.02.2021 06:30
![question](/tpl/images/cats/mkx.png)
Arts, 16.02.2021 06:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.02.2021 06:30
![question](/tpl/images/cats/ekonomika.png)
Business, 16.02.2021 06:30
![question](/tpl/images/cats/mat.png)
Mathematics, 16.02.2021 06:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
English, 16.02.2021 06:30