General Flashcards
(13 cards)
1
Q
salt is described as a
A
soluble
2
Q
salt dissolving in water is called a
A
solution
3
Q
the desperation between sand and seawater
A
filtration
4
Q
salt in water is a
A
soluble
5
Q
when salt dissolves in water it’s called a
A
sollution
6
Q
what colour should a flame be during a test
A
blue
7
Q
what colour is calcium in a flame
A
brick red
8
Q
what colour is copper in a flame
A
blue-green
9
Q
what colour is sodium in a flame
A
yellow-orange
10
Q
what’s the meaning of a chemical compound
A
2 or more elements chemically joined together
11
Q
magnesium carbonate + hydrochloride acid = magnesium chloride +…
A
water + carbon dioxide
12
Q
what’s the process to seperate hydrocarbons
A
fractional distillation
13
Q
what’s the meaning of a hydrocarbon
A
a chemical compound
