![subject](/tpl/images/cats/himiya.png)
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:00
1. if you have a gas at 127 degrees c, what is it's absolute temperature (kelvin)? a. 200kb. 300kc. 400kd. 500k2. if you had a gas whose absolute temperature measured 45 k, what is that temperature in celsius? a. -228 cb. -300 cc. 125 cd. 112 c
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 11:30
Place the following substances in order of ph from lowest ph to highest. a. neutral compounds, bases, acids b. acids, neutral compounds, bases c. bases, acids, neutral compounds d. bases, neutral compounds, acids
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 13:30
The zinc within a copper-plated penny dissolves in hydrochloric acid if the copper coating is filed down in several spots (so that the hydrochloric acid can reach the zinc). the reaction between the acid and the zinc 2h+(aq)+zn(s)→h2(g)+zn2+(aq) . when the zinc in a certain penny dissolves, the total volume of gas collected over water at 25 °c is 0.947 l at a total pressure of 743 mmhg . (vapor pressure of water is 23.78 mmhg at 25 °c .) what mass of hydrogen gas is collected? answer in appropriate significant figures
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 13:30
Use the periodic table to classify each of the elements below. cadmium (cd): vanadium (v): xenon (xe): iodine (i): potassium (k): strontium (sr):
Answers: 3
You know the right answer?
If 1.50 μg of co and 6.80 μg of h2 were added to a reaction vessel, and the reaction went to complet...
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 26.06.2019 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 06:50
![question](/tpl/images/cats/fizika.png)
Physics, 26.06.2019 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 06:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 06:50
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 26.06.2019 06:50
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 26.06.2019 06:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 26.06.2019 06:50
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 26.06.2019 06:50
![question](/tpl/images/cats/en.png)
English, 26.06.2019 06:50