In the nucleus of 20 ca 40 there are, Physics

Assignment Help:

In the nucleus of20 Ca40  there are:

(1) 40 protons and 20 electrons

(2) 20 protons and 40 electrons 

(3) 20 protons and 20 neutrons

(4) 20 protons and 40 neutrons

Ans:  20 protons and 20 neutrons


Related Discussions:- In the nucleus of 20 ca 40 there are

What is block hole?, A blackhole is a region of spacetime from which gravit...

A blackhole is a region of spacetime from which gravity prevents anything, including light, from escaping. The theory of general relativity predicts that a sufficiently compact mas

Explain destructive interference, Does destructive interference violate the...

Does destructive interference violate the principle of conservation of energy? Briefly explain.

Determine the compression force, Determine the compression force exerted on...

Determine the compression force exerted on the can for an applied force of P46 N applied at D at the angle P47 to the vertical as shown.  There are two links for AB and two linkage

CRT, can electrons from an electron gun produce electricity

can electrons from an electron gun produce electricity

How far will it skid, How Far Will It Skid? Most drivers' education cla...

How Far Will It Skid? Most drivers' education classes teach future drivers in which the stopping distance of a skidding car is in a straight line proportional to the square of

Internal resistance of a cell, When is the combination of cells advantageou...

When is the combination of cells advantageous and why? (Mar 2009) What do you mean by internal resistance of a cell? Write down the value of internal resistance of an ideal cell

Thermal detectors method of detection of ultrasonic waves, Explain the ther...

Explain the thermal detectors method of detection of ultrasonic waves. Thermal detectors method: It is the most generally used method of detection of ultrasonic waves. In th

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd