xsarahmccarthyx xsarahmccarthyx

03-11-2020
Chemistry

contestada

An neutral atom has 40 protons and 10 neutrons what is the mass number

Respuesta :

quhana09 quhana09

03-11-2020

Answer:

50

Explanation:

40-10 = 30…...…............

Answer Link

eekram512 eekram512

03-11-2020

Answer:

60

Explanation:

mass number=proton+neutron

=40+10

mass number=50

Answer Link

Otras preguntas

what makes Roll of Thunder, Hear My Cry a classic young adult novel.

What is the expression in factored form? b. 9 x²+9 x-18 .

Why is it important to use perspectives, levels of analysis, and causal arrows to analyze international situations?

Which part of an amino acid has the greatest influence on the overall structure of a protein?

Simplify each complex fraction. 2/x+4 + 2 / 1 + 3 / x+4

The distance from Charlotte, North Carolina, to Knoxville, Tennessee, is 2.31 × 10 miles. The distance from Charlotte, North Carolina, to El Paso, Texas, is abo

Which isotope, when bombarded with bismuth-209, would yield two neutrons and an isotope with atomic number 121 and mass number 299?

On May 3,1999,59 tornadoes hit Oklahoma in the largest tornado outbreak ever recorded in the state. Sixteen of these were classified as strong (F2 or F3) or

A couple has six daughters and is expecting a seventh child. what is the probability that this child will be a boy?

In the Word 2019 window, where is the Status bar located? O top of the window denoting the document name O bottom of the window allowing you to move the view le