b. 0.47 moles Ca
Chemistry, 11.03.2021 08:10 sassyparker1216
How many moles are in 2.8x10^23 atoms of Calcium?
a. 6.98 moles Ca
b. 0.47 moles Ca
c. 1.1x10^25 moles Ca
d. 1.7x10^47 moles Ca
Answers: 2
Chemistry, 22.06.2019 03:20
Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base
Answers: 1
Chemistry, 22.06.2019 15:30
The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll
Answers: 1
Chemistry, 22.06.2019 18:50
Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.
Answers: 1
Chemistry, 22.06.2019 23:00
What is the average rate of the reaction between 10 and 20 s?
Answers: 1
How many moles are in 2.8x10^23 atoms of Calcium?
a. 6.98 moles Ca
b. 0.47 moles Ca
b. 0.47 moles Ca
Mathematics, 24.10.2020 01:00
Mathematics, 24.10.2020 01:00
Mathematics, 24.10.2020 01:00
Chemistry, 24.10.2020 01:00
Mathematics, 24.10.2020 01:00
Mathematics, 24.10.2020 01:00
Mathematics, 24.10.2020 01:00
Mathematics, 24.10.2020 01:00
Mathematics, 24.10.2020 01:00
English, 24.10.2020 01:00
Mathematics, 24.10.2020 01:00