Natural potassium consists of three isotopes. Potassium- 39 is the most abundant, but potassium- 40 and potassium- 41 are present in smaller quantities. Potassium- 40 atoms make up only 0.01 % of the natural potassium, 96 % of natural element consists of potassium- 39 and the remaining percentage is potassium- 4.
Answers: 3
Chemistry, 22.06.2019 11:40
Which type of precipitation would most likely form when the surface air temperature is slightly below freezing and the air temperature increases as you move upward away from the ground?
Answers: 2
Chemistry, 22.06.2019 16:30
For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.
Answers: 2
Chemistry, 22.06.2019 17:30
What type of organic molecule comprises the majority of a potato?
Answers: 1
Chemistry, 22.06.2019 18:00
An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³
Answers: 2
Natural potassium consists of three isotopes.
Potassium- 39 is the most abundant, but potassium- 4...
Mathematics, 20.04.2021 23:50
Biology, 20.04.2021 23:50
English, 20.04.2021 23:50
English, 20.04.2021 23:50
Social Studies, 20.04.2021 23:50
Mathematics, 20.04.2021 23:50
Mathematics, 20.04.2021 23:50
Mathematics, 20.04.2021 23:50
Mathematics, 20.04.2021 23:50
History, 20.04.2021 23:50