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Describe the structure and bonding of sodium chloride

Sodium chloride is a giant ionic lattice consisting of alternating, adjacent positively charged sodium ions and negatively charged chloride ions in a regular arrangement of rows and columns. The ions are hel...
OH
Answered by Olivia H. • Chemistry tutor
41478 Views

What is the defining characteristic of Cubism?

A multifaceted and enigmatic style of modern art, Cubism is defined primarily by its break with art historical tradition. Launched by Picasso and Braque in the first decade of the twentieth-century in Paris,...
AS
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Please write the equation to form the compound Zinc Chloride?

Firstly, you should think of what would react to form Zinc chloride and what Zinc chloride even is.Looking at the periodic table and with knowledge from class, I as a student should know that this is an exam...
MJ
7946 Views

What is the most effective way to tackle a 30 mark question within the time limit?

The 30 mark question is the most detailed you will have to answer in your exam paper. Here, you must make significant reference to the chapters you have studied throughout the Iliad and show a thorough knowl...
SG
9062 Views

A box contains 7 caramel doughnuts. They have masses of 56 g, 67 g, 45 g, 56 g, 58 g, 49 g and 50 g. Find the median, mean and mode values of these masses. Bonus: What mass of doughnut could be added to the box to make the mean mass = 61 g.

Median: Order the values from lowest to highest: 45, 49, 50, 56, 56, 58, 67. Pick the middle value. Answer = 56 g.Mode: The most common value. Answer = 56 g.Mean: Add all the values up, then divide the resul...
KG
Answered by Kate G. • Maths tutor
3175 Views