![subject](/tpl/images/cats/himiya.png)
![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 18:30
When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 20:20
Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 02:30
Apound is approximately 0.45 kilogram. a persons weighs 87 kilograms. what is the persons’s weight, in pounds, when expressed to the correct number of significant figures
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 08:00
What is the temperature in kelvin of a gas if it is allowed to expand from 1.50 l to 4.50 l? the initial temperature is 10.0°c and pressure is constant throughout the change. which equation should you use? t2= v2/v1 t1 what is the final temperature? ⇒ 849 k these are the answers.
Answers: 1
You know the right answer?
Find the acceleration of the stack of books pictured below if the stack has a total mass of 1.75kg
<...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2019 02:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fr.png)
French, 28.10.2019 02:31
![question](/tpl/images/cats/biologiya.png)
Biology, 28.10.2019 02:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 28.10.2019 02:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2019 02:31
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2019 02:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 28.10.2019 02:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2019 02:31
![question](/tpl/images/cats/health.png)
Health, 28.10.2019 02:31