The answer is C. spontaneous. Spontaneous reactions occur without being driven by an outside force.
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Answer:
copper will reach to higher temperature first.
Explanation:
Sodium azide is a colorless inorganic salt that can decompose to give sodium and nitrogen. It is an ionic compound and it is very soluble in water, but it is very toxic. The decomposition reaction usually take place at a very high temperature of 300 degree Celsius under controlled conditions. The equation for the chemical reaction is given below:
2NaN3 = 3N2 + 2Na
Answer:
98
Explanation:
molar mass of H3PO4=(3×1)+(31)+(4×16)=3+31+64=98