a. explain how to find the number of protons
Consider the following isotopic symbol: 137ba2+
a. explain how to find the number of protons
b. explain how to find the number of electrons
c. explain how to find the number of neutrons
d. the atomic number is not shown in the symbol. why isn't it needed?
e. how would you write the name of this isotope?
f. is the 137 the atomic mass or the mass number? explain your answer.
Answers: 3
Chemistry, 22.06.2019 08:30
In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.
Answers: 1
Chemistry, 22.06.2019 17:00
How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process
Answers: 1
Chemistry, 23.06.2019 05:00
1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt
Answers: 2
Consider the following isotopic symbol: 137ba2+
a. explain how to find the number of protons
a. explain how to find the number of protons
English, 12.10.2019 17:10
Social Studies, 12.10.2019 17:10
Computers and Technology, 12.10.2019 17:10
Social Studies, 12.10.2019 17:10
Mathematics, 12.10.2019 17:10
History, 12.10.2019 17:10
Mathematics, 12.10.2019 17:10
Geography, 12.10.2019 17:10
Mathematics, 12.10.2019 17:10