![subject](/tpl/images/cats/himiya.png)
Chemistry, 30.06.2019 18:30 school4life110
In a chemical reaction, the reactants are substances that undergo the reaction, and the products are substances that are formed during the reaction. the table below shows the reactants and products of several different chemical reactions. reactants products type of reaction 4k + o2] [2k2o + heat] exothermic 2h2o + heat] [2h2 + o2] endothermic 2co + o2] [2co2 + heat] exothermic caco3 + hea] [cao + co2] endothermic based on the information given in the above table, the best definition of an endothermic reaction would be? a. a reaction that releases heat. b. a reaction that absorbs heat. c. a reaction that has one product. d. a reaction that does not require heat.
![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 03:00
Flourine is found to undergo 10% radioactivity decay in 366 minutes determine its halflife
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 08:40
Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:00
What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients
Answers: 1
![question](/tpl/images/cats/himiya.png)
You know the right answer?
In a chemical reaction, the reactants are substances that undergo the reaction, and the products are...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 25.06.2019 04:30
![question](/tpl/images/cats/health.png)
Health, 25.06.2019 04:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.06.2019 04:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 25.06.2019 04:30
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.06.2019 04:30
![question](/tpl/images/cats/mat.png)
Mathematics, 25.06.2019 04:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.06.2019 04:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.06.2019 04:30
![question](/tpl/images/cats/biologiya.png)
Biology, 25.06.2019 04:30
![question](/tpl/images/cats/geografiya.png)
Geography, 25.06.2019 04:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 25.06.2019 04:30