Correct answer
C. 27
Explanation
27 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
The correct electronic configuration of Cu is ___________________?
Water absorber used in combustion analysis is___________________?
When 0.5 mole of phosphoric acid is dissolved in aqueous solution how many moles of -ve and +ve ions are collected altogether ?
Which of following is known as Blue Vitriol or Blue Stone?
Which one of the following is also known as lactic acid ?
Which is not a sublime material_______________?