Answer: a)
The reason for the ban on plastic is to protect the environment and reduce waste.
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A student classifies chromium as ductile but not carbon. What explains the classification?
(a) Chromium can be drawn into thin wires, but carbon cannot.
(b) Chromium can be made into thin sheets, but carbon cannot.
(c) Chromium can be beaten to make sound, but carbon cannot.
(d) Chromium can be plated over other metals, but carbon cannot.
Answer:
c I hope this helps
Explanation:
I hope this helps
Can you please help me
answer:
The first in the row is correct
Which of the following metals is in the liquid state at room temperature?
(a) Mercury
(b) Aluminium
(c)Potassium
(d)Sodium
Answer:
(a ) Mercury. is the liquid state metal
Explanation:
.
Which of the following metals is in the liquid state at room temperature?
Mercury
What is common among elements in the same group?
Answer:elements are arranged in increasing atomic number from left to right
Explanation:
can please help me me
The reactants are the original elements, before a reaction.
So I think they are CH4 and O2
3. The image shows some products that are made up of different type of plastics
Which products are correctly matched with the type of plastic?
(a) Q and R- thermosetting plastic
(b) P and Q- Thermosetting plastic
(c) R and S- Thermoplastic
(d) S and P- Thermoplastic
Answer:
D
Explanation:
Thermoplastic is meltable right?
Can you please help me
Answer:it is c
Explanation:
2.The uniform of firemen are made up of synthetic fibres and have coating of melamine plastic. What is the likely characteristic that melamine plastic has that makes it ideal to make uniform for firemen?
(a) It is a poor conductor of heat.
(b) It is a good conductor of heat.
(c) It absorbs all the heat.
(d) It reflects all the heat.
Answer:
The answer is a. It is a poor conductor of heat
Explanation: