![subject](/tpl/images/cats/himiya.png)
Mole Unit Assessment
Q1. We observed the following reaction in the Reaction in a Bag activity:
-
CaCl2 (aq) + 2Nahco, (aq) + phenol red (basic form)
CaCO3 (s) + 2NaCl (aq) + H20 (aq) + CO2 (aq) + phenol red (acidic form)
What are the reagent(s) in this reaction?
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/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 08:00
If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 18:00
How many moles of oxygen gas are produced from the decomposition of six moles of potassium chlorate
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 07:10
Which one of the following is an oxidation-reduction reaction? naoh + hno3 --> h2o + kno3 naoh + hno3 --> h2o + kno3 so3 + h2o --> h2so4 cacl2 + na2co3 --> caco3 + 2 nacl ch4 + 2 o2 --> co2 + 2 h2o al2(so4)3 + 6 koh --> 2 al(oh)3 + 3 k2so4
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 18:00
If cos x =sin(20 + x) and 0 < x < 90, the value of x is > 3 , 35 , 350answer is 35, free 50 points
Answers: 1
You know the right answer?
Mole Unit Assessment
Q1. We observed the following reaction in the Reaction in a Bag activity:
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.12.2019 04:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.12.2019 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.12.2019 04:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/health.png)
Health, 15.12.2019 04:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)