Question

Shereen has two bags of marbles.
Bag A contains 3 red marbles and 4 green marbles.
Bag B contains 2 red marbles and 3 green marbles.
Shereen throws a fair six-sided dice.
If the dice lands on a six, she takes a marble at random from bag A.
If the dice lands on any other number, she takes a marble at random from bag B.
(a)
Draw a fully labelled tree diagram showing the above information.
Mark the probabilities on the appropriate branches.

Answer 1

Answer:

CHEMISTRY

A solution is defined as a:

A .

Homogeneous mixture of two or more substances

B .

Heterogeneous mixture of two or more substances

C .

Homogeneous mixture of liquid and solid components only

D .

Homogeneous mixture consisting of water as one of the components

A solution is a homogeneous mixture of two or more substances. A solution may exist in any phase. 

A solution consists of a solute and a solvent. 

The solute is the substance that is dissolved in the solvent.

For example, in a saline solution, salt is the solute dissolved in water as the solvent.