Specific (J/g °C) Metal Heat Calcium 0.647 Iron 0.449 Silver 0.235 Gold 0.129 After absorbing 0.500 kJ of energy, a 55.5 g sample of an unknown substance has a temperature increase of about 14 degrees Celsius. Identify the substance. The substance is not listed. Calcium Silver Gold Iron

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Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.