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The volume, V, of water in a tank at time t seconds is given by V = 1/3*t^6 - 2*t^4 + 3*t^2, for t=>0. (i) Find dV/dt

The differential of a function is is rate of range of that function. Therefore to find dV/dt, we are finding the rate of change of the volume per unit time.Recall, in order to differentiate a term, e.g. x...

SW
Answered by Samuel W. Maths tutor
7660 Views

Explain why Magnesium has a greater second ionisation energy than strontium

Magnesium is a smaller atom with a smaller radius than strontium, this means the electron has a greater attraction to the nucleus. Also as strontium has more orbitals the electron has more shielding from ...

KW
Answered by Kelvin W. Chemistry tutor
14662 Views

What is the mechanism of inspiration in human?

Inspiration and expiration are the terms used to describe breathing in and out. The way in which we breathe depends entirely upon a pressure gradient that determines the direction of air ...

PN
Answered by Pam N. Biology tutor
7930 Views

How are proteins made?

In the nucleus, DNA helicase breaks hydrogen bonds between the bases on DNA causing the DNA strand to unwind.The template strand acts as a template for mRNA production during which complimentary nucleotid...

AM
Answered by Adiba M. Biology tutor
2900 Views

Describe the similarities and differences in structure between DNA and RNA

Both DNA and RNA are molecules related to protein coding in a cell. The basic structure has a carbon sugar backbone with 4 different nitrogenous bases. In DNA there are two of these strands connected by ...

EL
Answered by Emily L. Biology tutor
3236 Views

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