Potassium(K) has a mass of 39.10 with 19 protons.
What is the atomic number?
What is 19
100
Chlorine(Cl) has a mass number of 35 and an atomic number of 17
A. How many protons are there?
B. How many neutrons are there?
What is
A.17
B.18
100
Helium(He) has a mass number of 4 and an atomic number of 2.
There are how many electrons?
What is 2
100
This is a positively charged subatomic particles
What are protons
200
Mercury(Hg) has an atomic number of 80. The the mass number is 120.5 more than the atomic number.
What is the mass number?
What is 200.5
200
Aluminum(Al) has a mass number of 26.982 and an atomic number of 13
A. How many protons are there?
B. How many neutrons are there?
What is
A. 13
B. 13.982
200
Mercury(Hg) has a mass number of 200.5 and an atomic number of 80
There are how many electrons?
What is 80
200
This is the SMALLEST unit of matter that retains the identity of the substance
What are atoms
300
Copper has 29 protons. The mass number is 34.55 more than the protons.
A. What is the atomic number of Copper?
B. What is the mass number of Copper?
What is
A. 29
B. 63.55
300
Niobium(Nb) has a mass number of 92.906 and an atomic number of 41
A. There are how many protons?
B. There are how many neutrons?
What is
A.41
B.51.906
300
Potassium(K) has a mass number of 39.10 and an atomic number of 19
There are how many electrons?
What is 19
300
The CENTER of the atom that contains the mass of the atom
What is the nucleus
400
Manganese(Mn) has 25 protons. Gallium(Ga) mass number is 44.723 more than Manganese(Mn) protons.
A. What is the atomic number of Manganese(Mn)?
B. What is the mass number of Gallium(Ga)?
What is
A. 88
B. 69.72
400
Zinc(Zn) has a mass number of 65.39 and an atomic number of 30
A. There are how many protons?
B. There are how many neutrons?
What is
A. 30
B. 35.39
400
Cesium(Cs) has a mass number of 132.9 and an atomic number of 55
There are how many electrons?
What is 55
400
The subatomic particle with a negative charge and relatively no mass
What is electrons
500
1a. What is the atomic number of Cesium(Cs)?
1b. What is the mass number of Cesium(Cs)?
2a. What is the atomic number of Chlorine(Cl)?
2b. What is the mass number of Chlorine(Cl)?
What is
1a. 55
1b. 132.9
2a.17
2b.35
500
Manganese(Mn) has a mass number of 54.94 and an atomic number of 25
Copper(Cu) has a mass number of 63.55 and an atomic number of 29
A. What are the average protons?
B. What are the average neutrons?
What is
A. 27
B. 32.245
500
Cobalt(Co) has a mass number of 58.93 and an atomic number of 27.
Beryllium(Be) has a mass number of 9.012 and an atomic number of 4.
A. There are how many electrons in cobalt?
B. There are how many electrons in beryllium?
C. What are the average electrons?
What is
A.27
B.4
C.15.5
500
A. This equals protons
B. This equals the atomic number
C. This equals the mass number - the atomic number