![subject](/tpl/images/cats/himiya.png)
Chemistry, 09.03.2020 06:42 collegebound3506
Which of the following produces a chemical change?
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/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 08:30
The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 13:00
16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:10
Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 23:30
How many grams of ammonia would be produced by the decomposition of 16.93 mlof hydrazine? (the density of hydrazine is 1.021g/ml)
Answers: 3
You know the right answer?
Which of the following produces a chemical change?...
Questions
![question](/tpl/images/cats/es.png)
Spanish, 05.01.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 05.01.2021 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 05.01.2021 14:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
English, 05.01.2021 14:00
![question](/tpl/images/cats/en.png)
English, 05.01.2021 14:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 05.01.2021 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 05.01.2021 14:00
![question](/tpl/images/cats/en.png)
English, 05.01.2021 14:00
![question](/tpl/images/cats/fizika.png)
Physics, 05.01.2021 14:00
![question](/tpl/images/cats/en.png)
English, 05.01.2021 14:00
![question](/tpl/images/cats/health.png)
Health, 05.01.2021 14:00
![question](/tpl/images/cats/en.png)
English, 05.01.2021 14:00
![question](/tpl/images/cats/en.png)
English, 05.01.2021 14:00
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 05.01.2021 14:00
![question](/tpl/images/cats/es.png)