trewiggles77201 trewiggles77201

26-03-2024
Chemistry

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For a chemical reaction, ΔH is equal to:
(a) Hₚᵣₒᵤₜₛ + Hᵣₑₐₜₐₙₜₛ
(b) Hₚᵣₒᵤₜₛ x Hᵣₑₐₜₐₙₜₛ
(c) Hₚᵣₒᵤₜₛ - Hᵣₑₐₜₐₙₜₛ
(d) Hₚᵣₒᵤₜₛ / Hᵣₑₐₜₐₙₜₛ

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