![subject](/tpl/images/cats/himiya.png)
Chemistry, 12.09.2021 05:00 joneswilliam141236
An unknown element X has the following isotopes: 52X (81.50%
abundant), 49X (8.00% abundant), 50X (10.50% abundant). What is the
average atomic mass in amu of X?
![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, 21.06.2019 22:30
Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 01:30
There are main groups in the modern periodic table of elements
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 04:30
Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:00
Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.
Answers: 2
You know the right answer?
An unknown element X has the following isotopes: 52X (81.50%
abundant), 49X (8.00% abundant), 50X...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 31.10.2019 17:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 31.10.2019 17:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 17:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 31.10.2019 17:31
![question](/tpl/images/cats/biologiya.png)
Biology, 31.10.2019 17:31
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 31.10.2019 17:31
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 17:31
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 17:31
![question](/tpl/images/cats/mir.png)
World Languages, 31.10.2019 17:31
![question](/tpl/images/cats/en.png)
English, 31.10.2019 17:31
![question](/tpl/images/cats/mat.png)
Mathematics, 31.10.2019 17:31
![question](/tpl/images/cats/es.png)
Spanish, 31.10.2019 17:31
![question](/tpl/images/cats/en.png)
English, 31.10.2019 17:31
![question](/tpl/images/cats/health.png)
Health, 31.10.2019 17:31