Sắp xếp 4 axit sau theo thứ tự tính axit tăng dần: CH3-CH2-CH2-COOH (1), CH3-CH2-CHCl-COOH (2)
CH3-CHCl-CH2-COOH (3), CH2Cl-CH2-CH2-COOH (4

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

Read "who built the pyramids? ”. leave this link open while you answer the questions throughout the assignment. give at least two reasons why some people claim the pyramids of giza were constructed by aliens.