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 is the molar concentration of a solution with a volume of 1.5 L containing 660 g Ca3(PO4)2?

3. Magnetite is a) Natural magnet (b)Artificial magnet (c) Not a magnet

describe how molecular motion and distance between molecules change as ice is heated to become a liquid and the gas

What's x ? find the indicated side of the right triangle

Find the x-intercept of 2x+2y=2

a ball is thrown upward from the ground with an initial velocity of 50m/s. what is the total time spent by the ball in the air (g=10m/s2)

PLEASE HELP FAST! When 23.3 g of O2 reacts with 18.3 g C10H8, what is the limiting reactant. The equation is C10H8 + 12O2 --> 10CO2 + 4H2O?Choices:A. C10H8B.

which city is farthest from the equator?

PLEASE HELP FAST! How many grams of NO are formed if 8.3 g of ammonia react with 11.8 g of oxygen? The reaction is 4NH3 + 5O2 --> 4NO + 6H2O. Options: A. 8.8

Hello! im studying for my future SAT test and my school is over can you please show me steps on this i need to understand it thanks!