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Define the three types of chemical bonding.

Ionic bonding occurs between metallic and non-metallic atoms. Electrons are transferred from metal atoms to non-metal atoms. This results in positively charged metal ions and negatively charged non-metal ion...
EP
Answered by Ellie P. • Chemistry tutor
3762 Views

Give the value of 15^0.

15 0 = 1 Anything to the power of 0 is always 1. See the examples below: 10 0 = 1; 25 0 = 1; 50 0 = 1.
EP
Answered by Ellie P. • Maths tutor
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Solve simultaneously 2x-y=2, 3x+2y=17 to calculate values of x and y.

This problem can be solved through substitution. The first equation provided in the question should be rearranged to give y=2x-2. This equation for y can be directly substituted into the second equation. Thi...
WR
Answered by Wasif R. • Maths tutor
6627 Views

Solve the simultaneous equation: 4x-11y=34 and 2x+6y=-6

When solving a simultaneous equation, we will use the elimination method. This method sees us removing or ‘eliminating’ the x or y term. First we need to find the lowest common multiple of the x and y terms ...
CB
Answered by Charlie B. • Maths tutor
3593 Views

Will a solid ionic compound conduct electricity ?

Electricity is conducted by electrons or ions. In order for an ionic compound to conduct electricity, the ions must be able to move freely and carry the charge throughout the solution. A solid ionic compound...
SR
Answered by Sabah R. • Chemistry tutor
2672 Views