Chemistry, 20.03.2020 12:55 ricardotavarez6
Avogadro's number can be defined as a sample of any element weighs a number of grams equal to the average atomic mass of that element and contains 6.022 x 10^23 atoms or one mole of that element. Calculate the mass of 1 mole of silicon atoms.
A)32.19
B) 12.09
C) 14.0 g
D) 28.1 g
Answers: 3
Chemistry, 22.06.2019 02:00
What is the maximum number of electrons that an atomic orbital can contain?
Answers: 1
Chemistry, 22.06.2019 02:40
How many liters of hydrogen gas will be produced at stp from the reaction of 7.179Γ10^23 atoms of magnesium with 54.219g of phosphoric acid (h3po4) the equation is 3mg + 2h3(> mg(po4)2+3h2
Answers: 1
Chemistry, 22.06.2019 07:00
Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li
Answers: 1
Chemistry, 22.06.2019 15:30
The gulf stream is a warm water current that flows away from the equator to northern europe. witch of these does it cause. a. crashes of warm and cool water in the ocean b.colder climates near the equator c.large waves on the cost of europe d.warm climates in northern europe
Answers: 1
Avogadro's number can be defined as a sample of any element weighs a number of grams equal to the av...
English, 28.07.2019 07:20
History, 28.07.2019 07:30
Chemistry, 28.07.2019 07:30
Biology, 28.07.2019 07:30
History, 28.07.2019 07:30
Mathematics, 28.07.2019 07:30
Biology, 28.07.2019 07:30
Mathematics, 28.07.2019 07:30