![subject](/tpl/images/cats/himiya.png)
1. The decomposition of CaCO3 proceeds according to the following equation.
A. If 5 moles of CaCO3 decompose completely, how many moles of CaO are created?
B. If 1 mole of CaCO3 decomposes completely, how many grams of CO2 are created?
C. If 30 grams of CaCO3 decomposes completely, how many grams of CO2 are created?
2. A chemical reaction proceeds according to the following equation.
SiO2 + 4 HF β SiF4 + 2 H2O
A. If 5 moles of SiO2 are used in this reaction, how many moles of H2O are created?
B. If 34.2 moles of HF are used in this reaction, how many grams of H2O are created?
C. If 9.4 grams of SiF4 are created in this reaction, how many grams of SiO2 were used?
![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, 22.06.2019 03:30
In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:30
How do i complete this electrolysis of water lab? iβm at home, so i donβt have the materials, and the lab didnβt properly work and was incomplete at school.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:50
Consider the following multistep reaction: a bβab(slow) a abβa2b(fast)βββββββββββββββββ 2a bβa2b(overall) based on this mechanism, determine the rate law for the overall reaction. express your answer in standard masteringchemistry format. for example, if the rate law is k[a]3[b]2 type k*[a]^3*[b]^2
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 17:30
To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.
Answers: 1
You know the right answer?
1. The decomposition of CaCO3 proceeds according to the following equation.
A. If 5 moles of CaCO3...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 01:02
![question](/tpl/images/cats/himiya.png)
Chemistry, 27.05.2020 01:02
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 27.05.2020 01:02
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 01:02
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 01:02
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 01:02
![question](/tpl/images/cats/biologiya.png)
Biology, 27.05.2020 01:02
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 01:02
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 01:02
![question](/tpl/images/cats/mkx.png)
Arts, 27.05.2020 01:02
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 01:02
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 01:02