A compound contains c h and s elemental analysis performed, Ask an Expert

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A compound contains C, H and S. Elemental analysis performed on 172.5mg sample produced 299.0mg CO2 and 163.2mg H2O. What is the correct empirical formula?

What is the specific heat of a substance if 29.0 kJ are required to raise the temperature of 465 g of the substance from 30.0°C to 243.0°C?

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