subject
Chemistry, 22.03.2021 20:50 mt137896

How many moles are in 2.4 x 10^21 atoms of lithium?

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 04:30
Using the periodic table, complete the table to describe each atom. type in your answers
Answers: 3
question
Chemistry, 22.06.2019 06:30
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
question
Chemistry, 22.06.2019 10:30
Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
Answers: 3
question
Chemistry, 22.06.2019 16:00
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
You know the right answer?
How many moles are in 2.4 x 10^21 atoms of lithium?...
Questions
question
Mathematics, 03.10.2021 15:50
question
Mathematics, 03.10.2021 15:50
question
Mathematics, 03.10.2021 15:50
Questions on the website: 13722361