Write the complete mechanism of bromination of benzaldehyde by a mixture of hydrobromic acid and potassium bromate in acetic acid. Consider bromination at the 4 and 3 position (para and meta), and explain, by showing the relevant resonance structures, why bromination preferentially takes place at the meta position.

Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

When a scientific theory has been tested and proved by the scientific community, it becomes a law