Which element is always found in impure form
a. copper
b. nitrogen
c. hydrogen...
![subject](/tpl/images/cats/himiya.png)
Chemistry, 29.01.2020 19:53 danielcano1228
Which element is always found in impure form
a. copper
b. nitrogen
c. hydrogen
kindly answer as fast as possible : )
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:30
Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 12:30
According to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? view available hint(s) according to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? trigonal bipyramidal tetrahedral square planar determination of electron geometry requires information on whether the electron groups are lone pairs or bonding groups.
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/en.png)
English, 09.09.2019 18:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 09.09.2019 18:30
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mir.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 09.09.2019 18:30
![question](/tpl/images/cats/geografiya.png)