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Explain the change of quark character associated with the beta-plus decay and deduce the equation.

First, we can deduce the equation for beta-plus decay in terms of the nucleons. We know a positron, ß + (antilepton), is produced, so to conserve lepton number an electron neutrino, v e (lepton), must also b...
TF
Answered by Thomas F. • Physics tutor
6833 Views

y=x^2, find dy/dx

y=x^2 if y = a*x^b then dy/dx = ba*x^(b-1) therefore dy/dx = 2*x
MW
Answered by Matthew W. • Maths tutor
3259 Views

Describe the difference in boiling point, colour and viscosity between the fuel oil and gasoline fractions.

The fuel oil fraction has a higher boiling point. It is also dark brown in colour while the gasoline fraction is yellow. It is also more viscous (thicker and flows less easily) due to the fuel oil molecules ...
JJ
23539 Views

How do you form the future tense in French?

The future tense is formed by taking the infinitive as the stem, and adding on the appropriate ending based on the pronoun .Firstly, we take the infinitive, in this case we will use regarder- ( to watch ) We...
SK
Answered by Simran K. • French tutor
2476 Views

Define an organ

A group of similar tissues that work together to perform a particular function.
JJ
Answered by Jonathan J. • Biology tutor
4586 Views