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QUESTION IMAGE

what information does this image give about the reaction taking place? …

Question

what information does this image give about the reaction taking place?
(1 point)

it is an exothermic reaction because the system is giving heat and light to the surroundings.

it is an exothermic reaction because the surroundings are giving heat and light to the system.

it is an endothermic reaction because the system is giving heat and light to the surroundings.

it is an endothermic reaction because the surroundings are giving heat and light to the system.

Explanation:

Brief Explanations

To determine the type of reaction, we recall: Exothermic reactions release energy (heat, light, etc.) from the system to the surroundings. Endothermic reactions absorb energy into the system from the surroundings.

  • Option 1: States it's exothermic as the system gives heat/light to surroundings. This matches exothermic definition.
  • Option 2: Incorrect, exothermic is system → surroundings, not surroundings → system.
  • Option 3: Incorrect, endothermic is absorption, not system releasing.
  • Option 4: If surroundings give to system, it's endothermic, but the option's reasoning is misapplied (exothermic vs endothermic mix-up here, and the first part of the option's reasoning is for endothermic, but the option says "it is an endothermic reaction" which would be correct if surroundings give, but the options' first part (exothermic/endothermic label) must match the energy flow. Wait, no—let's recheck: Exothermic: system releases (gives out) energy (heat/light) to surroundings. Endothermic: system absorbs (takes in) energy from surroundings. So Option 1: system gives heat/light to surroundings → exothermic (correct). Option 2: surroundings give to system → that would be endothermic, but it says exothermic (incorrect). Option 3: system gives out → that's exothermic, but it says endothermic (incorrect). Option 4: surroundings give to system → that's endothermic, but let's check the label: "It is an endothermic reaction because the surroundings are giving heat and light to the system." Wait, endothermic is system absorbing from surroundings, so that would be correct? Wait no, no—wait, no: the key is: Exothermic: ΔH negative, system releases energy (heat/light out). Endothermic: ΔH positive, system absorbs energy (heat/light in, from surroundings). So:
  • Option 1: System gives (releases) heat/light to surroundings → exothermic (correct).
  • Option 2: Surroundings give to system → that's endothermic, but option says exothermic (wrong).
  • Option 3: System gives out → exothermic, but option says endothermic (wrong).
  • Option 4: Surroundings give to system → endothermic, but let's see the label: "It is an endothermic reaction because the surroundings are giving heat and light to the system." Wait, that would be correct? Wait no, no—wait, no: the problem is about the image (even though image is not shown, the options are about energy flow). Wait, maybe the image shows a reaction like burning (exothermic, releasing heat/light). So the correct logic is: exothermic is system → surroundings (releases), endothermic is surroundings → system (absorbs). So Option 1: exothermic, system gives to surroundings (correct). Option 4: endothermic, surroundings give to system (but if the image is, say, a fire, it's exothermic). Wait, maybe the image is a combustion (exothermic, releasing heat/light). So the correct answer is Option 1.

Wait, let's re-express:

  • Exothermic: System (reaction) releases energy (heat, light) to surroundings (e.g., fire, explosion, burning—gives out heat/light).
  • Endothermic: System absorbs energy from surroundings (e.g., ice melting, photosynthesis—takes in heat).

So Option 1: "It is an exothermic reaction because the system is giving heat and light to the surroundings." → matches exothermic definition.

Option 2: "It is an exothermic reaction because the surroundings are giving heat and light to the system." → surroundings giving to system is endothermic, so label (exothermic) is wrong.

Option 3: "It is an endothermic reaction because the system is giving heat and light to the surroundings." → system giving out is exothermic, label (…

Answer:

A. It is an exothermic reaction because the system is giving heat and light to the surroundings.