2 years ago

What is a pure substance?

1 answer:

7 0

Answer:

A pure substance is a substance or an element whose impurities are extracted by concentration by chemical means.

e.g Aluminium is made pure by concentration of it's ore, bauxite by treatment with excess Sodium Hydroxide solution.

You might be interested in

Vesnalui [34]

Answer:

none

Explanation:

none

7 0

3 years ago

Ludmilka [50]

A. Potassium oxide
B. Calcium chloride
C. Magnesium nitride
D. Sodium hypochlorite
E. Potassium nitrate

3 0

2 years ago

siniylev [52]

Answer:

96.99 C degree change

Explanation:

480 cal / ( 150 g * .033 cal/g-C ) = 96.99 C

8 0

1 year ago

Naddik [55]

d. precise but not accurte

7 0

3 years ago

Annette [7]

Answer:

6,000kg/m3

Explanation:

6.00g/1cm3 x 1kg/1000g x 1cm3/0.000001m3

= 6.00kg/0.001m3

= 6,000kg/m3

5 0

3 years ago

What is a pure substance?​