reneeeee9770 reneeeee9770

21-08-2018
Chemistry

contestada

Atom with mass number of 31 and 16 neutrons what is the atomic number

Respuesta :

LUVstitchy LUVstitchy

21-08-2018

It is 14.
Since protons + neutrons = mass number...
Mass # - neutrons = protons. So, plugging into the formula:
30 - 16 = 14 protons.

Answer Link

Otras preguntas

the cheerleaders are making a rectangular banner for a football game. the length of the banner is 30 ft long. the cheerleaders can use no more than 96 feet of t

what is the answer to 3 to the exponent negative 2

Kyle bought a 5 pound pumpkin for $2.60. how much did he pay per pound

Part a: If the diameter of a wheel is 1 yard, then it's radius is how many inches? Part b: write a statement telling how u know your solution to A is correct.

The volume of a cardboard box is 729,000 centimeters squared. The box is 90 cm wide and 90 cm high. What is the length of the box? (Also, how do I solve this??

You know the measure of the exterior angle of an isosceles triangle which forms a linear pair with the vertex angle. Describe two ways you can find measures of

The mean gas mileage for a hybrid car is 57mpg. Suppose that the gasoline mileage is approx normally distributed with a standard deviation of 3.5mpg. what propo

name three types of conservation areas in south Africa for conserving terrestrial flora and fauna

what is the answer to 3 to the exponent negative 2

Is 5+ 3y=8 a linear function? Please explain