Isomers are similar in that they have the same molecular formula, but there are also differences because their structural formulae are different. The type and degree of the differences in behaviour depends on which sort of isomerism it is.
similarities
When you ask for similarities and differences, you must have a second target to compare to.
Usually comparing brings about similarities. Contrasting brings differences.
differences: britain better Similarities: education
What are the similarities and differences between the Hoyt and Burgess
general similarities in appearance
ACA and NAADAC codes of ethics. Identify similarities and differences
similarities and differences between ordinary fractions and rational expressions.
differences.
The term is "contrast" when items are observed or defined by their differences. The word "compare" is used for observed similarities, or more generally for both similarities and differences.
It organizes 2 topics using differences and similarities.
more differences.