Answer:
Electronegativity increases left to right across a row in the periodic table e.g. C < N < O < F<. b
In chemistry:
The <u>molar mass</u> is the mass of a chemical element or compound divided by the amount of substance in the element.
Answer:
1450 W
Explanation:
<u>5800n x 20m</u> =1450w
80s
The burning of a match is an exothermic reaction. Heat is being released as a result of the reaction.