Please help with this problem!
...
![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 18:50
Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 21:00
Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 23:40
The kw for water at 0 °c is 0.12× 10–14 m2. calculate the ph of a neutral aqueous solution at 0 °c.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:00
Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2019 19:43
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2019 19:43
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2019 19:43
![question](/tpl/images/cats/istoriya.png)
History, 27.10.2019 19:43
![question](/tpl/images/cats/istoriya.png)
History, 27.10.2019 19:43
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2019 19:43
![question](/tpl/images/cats/himiya.png)
Chemistry, 27.10.2019 19:43
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2019 19:43
![question](/tpl/images/cats/en.png)
English, 27.10.2019 19:43
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2019 19:43
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/health.png)
Health, 27.10.2019 19:43
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2019 19:43
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2019 19:43