Register
How would you decrease the mass number?
3.1k views
2 votes
How would you decrease the mass number?

User Marco Ponzi
by
4.2k points

2 Answers

7 votes
Protons are positively charged. When a nucleus emits an alpha particle, these changes happen: the mass number decreases by 4. the atomic number decreases by 2.




User Tibin Mathew
by
4.5k points
10 votes

Answer:

Protons are positively charged. When a nucleus emits an alpha particle, these changes happen: the mass number decreases by 4. the atomic number decreases by 2.

Step-by-step explanation:

User Unnawut
by
4.4k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.6m questions

6.0m answers

Other Questions

What does measurement mean
A solution is made by dissolving 2.3 moles of sodium chloride (NaCl) in 0.155 kilograms of water. If the molal boiling point constant for water (Kb) is 0.51 °C/m, what would be the boiling point of this
A gas at 89 degrees C occupies 125.7mL at 123.3kPa. What volume does it occupy at 25 degrees C and 100.9kPa?
Which term describes the movement if water molecules in and out of a cell
What evidence do you have for the following statements? a) Zinc Chloride is a pure substance not a mixture b) Water is a pure substance
Link Copied!