The normal boiling point for H Br is higher than the normal boiling point for H Cl. This can be explained by A) larger dipole-dipole forces for H Br.
B) larger dispersion forces for H Br.
C) larger hydrogen-bond forces for H Br.
D) larger dipole-dipole forces, larger dispersion forces, and larger hydrogen-bond forces for H Br.

Pls! plant cells and animal cells were observed under a microscope. the characteristics of two cells are listed below. cell p: does not capture sunlight cell q: has cytoplasm but no chloroplast which statement about the two cells is correct? cell q also has a cell wall. cell q also has large vacuole. cell p also has a large vacuole. cell p also has a cell membrane.

21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?