rjw12600 rjw12600

04-01-2019
Advanced Placement (AP)

contestada

How many neutrons does an element have if its atomic number is 40 and its mass number is 156?

Respuesta :

angelalovelis angelalovelis

04-01-2019

116 neutrons.

To find the neutrons of an element, you simply have to subtract the mass number and atomic number. 156 - 40 is 116.

Answer Link

Otras preguntas

The dominance of politics over market forces in world trade in apparel have been?

A perfectly competitive market has? a. only one seller. b. at least a few sellers. c. many buyers and sellers. d. firms that set their own prices.

A contractor uses a blueprint to build a house. the class is similar to _______________.

Can a person work as an agent for two different people with conflicting interests?

A salicylate is contraindicated in patients who have had surgery within the past week for which reason? an increased risk for:

An irregularly shaped rock is placed in 50 mL of water. The new reading in the container is now 74.2 mL. If the mass of the rock is 88.53 g, what is the density

How does usaa enhance consumer motivation by making itself and its offerings personally relevant to customers?

Democracy and public speaking cannot exist without one another. group of answer choices a. true b. false

The oncology nurse is caring for a client with tumor lysis syndrome. which prescription should the nurse question?

A kindergarten teacher wants to reduce the amount of aggressiveness children display in her class and on the playground. using operant conditioning principles,