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vodomira [7]
4 years ago
14

Imagine a substance that is a red, shiny solid at room temperature, with a melting point of 115 °C. It is brittle and a poor con

ductor of heat. State whether this substance is a metal or a non-metal. Give a reason for your answer.
Chemistry
1 answer:
AlexFokin [52]4 years ago
3 0

Explanation:

Metals and non-metals can be identified either by their position in the periodic table or by their properties.

he metal elements are found on the left hand side of the periodic table, and the non-metal elements are found on the right. You can imagine a zig-zag line, starting at B-Al-Si, separating metals from non-metals.

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Why did the food coloring separate into different dyes?
Dmitrij [34]

It is a mixture

Explanation:

Food coloring is able to separate into different dyes because it just a simple mixture of different color pigments.

Under a chromatogram the different colors will migrate relatively over an absorbent.

A mixture is an impure substance with the following properties:

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7 0
4 years ago
U test a substance using red litmus paper turns blue based on these results is the substance acidic or base
Blizzard [7]

Answer:

basic in nature

Explanation:

Litmus Test -

It is the very basic test , used to determine if the solution is acidic in nature or is basic in nature .

There are two type of litmus paper available , i.e. , blue and red .

  • If the solution is acidic in nature ,

putting a blue litmus paper turns red ,

and putting a red litmus paper would not show any change .

And , hence it can be concluded that the solution is acidic in nature .

Similarly ,

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and putting a blue litmus paper would not show any change .

And , hence it can be concluded that the solution is basic in nature .

6 0
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