Chemistry, 18.01.2021 14:00, marissastewart533
!need actual answers 7 questions need help will check soon this is my homework practice please check my screenshot for the a, b,c and d answer choices. just a bit out of it today to do them thanks... :)
1 How many moles of Boron is 1.25 x 10²³ atoms of Boron?
2 How many moles of Al is 4.21 x 10²⁴ atoms of Al? *
3 How many moles of Ar is 2.53 x 10²⁴ atoms of Ar
4 How many moles is 2.80 x 10²⁴ atoms of Hydrogen?
5 How many atoms are in 3.69 moles of Na?
6 How many atoms are in 3.69 moles of Na?
7 How many atoms are in 8.27 x 10⁻⁶ moles of Co?
Answers: 1
Chemistry, 22.06.2019 06:30, jonloya264
If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution
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Chemistry, 22.06.2019 12:40, valenzueladomipay09u
How does concentration affect reaction rate
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Chemistry, 22.06.2019 14:00, MathChic68
Displacement is the slope of a velocity vs. time graph a. true b. false
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Chemistry, 22.06.2019 18:50, cj31150631
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
!need actual answers 7 questions need help will check soon this is my homework practice please chec...
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