cbeauti8e3ahhhhh cbeauti8e3ahhhhh

21-11-2016
Chemistry

contestada

phosphorus has an atomic mass of 31 and an atomic number of 15 ,so the number of nuetrons must be ?

Respuesta :

Hhannahbanana Hhannahbanana

21-11-2016

It should be 16 neutrons

Answer Link

scme1702 scme1702

21-11-2016

The number of neutrons is the difference in Atomic mass and atomic number.
Thus, number of neutrons:
31 - 15
= 16 neutrons

Answer Link

Otras preguntas

A can of hairspray has a volume of 684 mL and contains 6.43 g of carbon dioxide as the propellant what is the pressure inside the can at 25°C

what is equivalent to the expression a to the power of 1/3 divided by a to the power of 1/4

If 2/3p+6=7/6p what is the value of p?

Evaluate the following algebraic expressions:1.) 40y-¹, y = 5 2.) 1/m-²(m + 4), m = -8 3.) (p² – 3)-², p = 14.) (x – 1)-² / (x + 1)-², x = 2 5.) y-³ – y-², y =

The selling divisionâs unit sales price is $25 and its unit variable cost is $15. its capacity is 10,000 units. fixed costs per unit are $6. current outside sal

which decimal is closest in value to the fraction below? 2/7 a) 0.286b) 0.3333c) 0.4

what is the relationship between men and women as expressed in stanton declaration

Which of the five varieties of humans did blumenbach decide were the superlatives of the races based on their excellent skull qualities?

An intense, persistent, and irrational fear that is accompanied by a compelling desire to avoid the object of the fear to the point of interfering with the life

Find the volume of the cylinder shown. Use 3.14 for pi. Round your answer to the nearest hundredth.