In the given equations for chemical reaction, The Equation No. 2 represents an endothermic chemical reaction.
<h3>What is an Endothermic Chemical Reaction ?</h3>
A reaction which uses energy for the formation of products is known as endothermic reaction.
In the Given Equations,
Equation no. 2 shows the uses of energy with reactants at right hand side which accounts the involvement of energy for the formation of product.
Hence, Equation 2 is a Endothermic chemical reaction.
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Fahrenheit to Celsius-> subtract 32 and multiply by .5556
Celsius to Fahrenheit-> multiply by 1.8 and add 32
Explanation:
please refer to the attachment
Answer:
Calcium has an Atomic number of 20 and Atomic mass of 40.078 u
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