(NEED HELP ASAP)
Three treatments of different starting materials are listed.
Substance Characteristics
1
The substance was heated and then placed in an ice bath.
2
The substance was in a salt solution of 2M and later placed in a
solution of 4M to cause a reaction.
3
The substance was hammered and broken into pieces.
Which statement explains the treatments?
O Substance 1 was activated by a decrease in temperature, Substance 2 was activated by the change in
concentration, and Substance 3 decreased the surface area.
Substance 1 was activated by a decrease in temperature, Substance 2 was activated by the change in pressure,
and Substance 3 increased the surface area.
O Substance 1 was activated by the heat and inactivated by ice, Substance 2 was activated by the change in pressure,
and Substance 3 decreased the surface area.
O Substance 1 was activated by the heat and inactivated by ice, Substance 2 was activated by the change in
concentration, and Substance 3 increased the surface area.
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Substance 1 was activated by a decrease in temperature, Substance 2 was activated by the change in concentration, and Substance 3 decreased the surface area.

So, the substance was heated and then placed in an ice bath is correct one.

So, first option is correct one.

What are Characteristics of substance?

The characteristics of substance are,

The substances changes their states at different temperature.

Example: Water present in solid state at low temperature, water also present in liquid ans gaseous state at moderate or high temperature.

The concentration of substance is different.
If surface area of the substance is higher than it reacts faster.

learn about concentration,

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