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What are isotopes and how do they differ from each other?

An isotope is a different form of the same element. They differ from each other by the number of neutrons, however they have the same number of protons and electrons. This results in a different atomic...

HT
Answered by Hayden T. • Chemistry tutor
38942 Views

Calculate the percentage, by mass, of carbon in sodium hydrogencarbonate (NaHCO3)

When faced with this style of problem there are steps to correctly answer the quesion:

Step 1 - identify the atomic mass of carbon

Step 2 - calculat...

HT
Answered by Hayden T. • Chemistry tutor
42958 Views

How can we remember the difference between differentiation and integration?

Integration is the inverse of differentiation. I.e. for differentiation of linear expressions we multiply the coeifficient with the power of the unknown and then subract 1 from the power. Integration i...

MN
Answered by Madeha N. • Maths tutor
4957 Views

How do you tackle a Latin translation?

Why is the human circulation em called a double circulation system?

In the double circulation system there are two routes that the blood can take:

1. Through the lungs

2. To the rest of the body

The blood starting in the heart ...

EL
Answered by Elizabeth L. • Biology tutor
15962 Views

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