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Standard Thermodynamic Quantities for Selected Substances at 25 ∘C Reactant or product ΔHf∘(kJ/mol) Al(s) 0.0 MnO2(s) −520.0 Al2O3(s) −1675.7 Mn(s) 0.0 Part A The thermite reaction, in which powdered aluminum

asked Jun 3, 2020

Chemistry
high-school

1 answer

1 vote

26.8k views

14C is a radioisotope that decays into what.

asked Mar 26, 2020

Biology
middle-school

2 answers

4 votes

182k views

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