Complete and balance the following half-reaction in basic solution. Be sure to include the proper phases for all species within the reaction. As(s) → AsH3(s)

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Q: HCI CH Н Q О H2C HCI Q

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Q: 3.) An iron bar with a mass of 869 g cools from 94.0 °C to 5.0 °C. Calculate the heat released (in…

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