![subject](/tpl/images/cats/himiya.png)
![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, 21.06.2019 22:30
Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 14:00
The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 23:00
Arectangle has a diagonal 20 inches long that forms angles of 60 and 30 with the sides. find the perimeter of the rectangle. for geometry
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 06:00
Robert leaves a chocolate bar in his car while attending school all day. when he goes to his car in the afternoon, the bat has changed into gooey liquid. what happened to the chocolate bar
Answers: 1
You know the right answer?
The starting amount of radioactive iodine-131 was 250 g. The half-life is 8 days. When Leslie measur...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 07.02.2021 22:30
![question](/tpl/images/cats/mat.png)
Mathematics, 07.02.2021 22:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/health.png)
Health, 07.02.2021 22:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 07.02.2021 22:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 07.02.2021 22:30
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 07.02.2021 22:30
![question](/tpl/images/cats/mat.png)
Mathematics, 07.02.2021 22:30
![question](/tpl/images/cats/pravo.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 07.02.2021 22:30
![question](/tpl/images/cats/biologiya.png)
Biology, 07.02.2021 22:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 07.02.2021 22:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)