How would you expect the H−X−H bond angle to vary in the series H2O, H2S, H2Se ? (Hint: The size of an electron pair domain depends in part on the electronegativity of the central atom.) Rank from largest to smallest angle. To rank items as equivalent, overlap them.

Determine the rate law, including the values of the orders and rate law constant, for the following reaction using the experimental data provided. a + b yields products trial [a] [b] rate 1 0.30 m 0.25 m 1.2 × 10-2 m/min 2 0.30 m 0.50 m 4.8 × 10-2 m/min 3 0.60 m 0.50 m 9.6 × 10-2 m/min

How can a ringing telephone can be heard through a closed door

Помогите решить задачу с оформлением дано найт решение пожалуйста? ? номер у прошу