![subject](/tpl/images/cats/himiya.png)
Chemistry, 20.06.2019 18:04 devoncruz23
Acompound is found to contain 6.1% hydrogen and 93.9% oxygen. find it’s empirical formula.
![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 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 18:00
What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
Answers: 1
![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
You know the right answer?
Acompound is found to contain 6.1% hydrogen and 93.9% oxygen. find it’s empirical formula....
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/health.png)
Medicine, 07.05.2021 06:00
![question](/tpl/images/cats/en.png)
English, 07.05.2021 06:00
![question](/tpl/images/cats/health.png)
Health, 07.05.2021 06:00
![question](/tpl/images/cats/mat.png)
Mathematics, 07.05.2021 06:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 07.05.2021 06:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 07.05.2021 06:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.05.2021 06:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.05.2021 06:00
![question](/tpl/images/cats/istoriya.png)
History, 07.05.2021 06:00
![question](/tpl/images/cats/en.png)
English, 07.05.2021 06:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.05.2021 06:00
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 07.05.2021 06:00