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Determine the number of atoms

Determine the number of moles ofa) N atoms in 42.5g of Mg(NO3)2 b) N atoms in a sample of C7H5(NO2)3 that has the same number of
1. 3 answers
2. asked by tomi
3. 738 views
Determine the number of moles ofa) N atoms in a sample of C7H5(NO2)3 that has the same number of O atoms as 12.6g C6H12O6
1. 6 answers
2. asked by tomi
3. 2,750 views
Determine the number of moles ofN atoms in a sample of C7H5(NO2)3 that has the same number of O atoms as 12.6g C6H12O6
1. 2 answers
2. asked by tomi
3. 1,122 views
The density of gold is 1.93E4 kg/m3 and the cell volume is 6.78E-26 L. Determine the number of atoms in the unit cell. Note: the
1. 1 answer
2. asked by Thy
3. 610 views
How are all atoms of iron different from the atoms of all other elements?A.number of neutrons B.charge on the atoms C.mass
1. 4 answers
2. asked by victoria
3. 669 views
How do the total number of atoms before a chemical reaction compare to the number of atoms after the chemical reaction?Responses
1. 1 answer
2. asked by hola
3. 19 views
Which of these refers to atoms with the same atomic number but different atomic masses?These atoms are isomers. These atoms have
1. 1 answer
2. 19 views
On an energy graph, the length of vertical lines represents ________.(1 point)Responses the number of reactant and product atoms
1. 1 answer
2. 111 views
Compare the compounds to determine the elemental composition in each by placing each correct answer into the table below.6
1. 1 answer
2. 11 views
Compare the compounds to determine the elemental composition in each by placing each correct answer into the table below.6
1. 1 answer
2. 13 views