Berapakah jisim aluminium yang boleh diekstrak daripada 102 g aluminium oksida? [Jisim atom relatif: O=16, Al=27]
A 4.80 dm3
B 1.20 dm3
C 0.30 dm3
D 0.20 dm3

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

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.

Nonpoint source pollution is difficult to control because it