Which of these substances has the highest pOH?

0.10 M HCl, pH = 1

0.001 M HNO3, pH = 3

0.01 M NaOH, pH = 12

Which of the following planets has the highest surface temperature as compared to the others? Earth Jupiter Mars Venus

A hydrogen atom has a diameter of about 10 nm. Express this diameter in meters. Express this diameter in millimeters. Express this diameter in micrometers.

Which of the following should be considered when analyzing the results of a scientific experiment? the hypothesis, but only if it has been accepted in other experiments the data, but only if it supports the hypothesis the empirical evidence that was

What is the radius of a tightly wound solenoid of circular cross-section that has 180 turns if a change in its internal magnetic field of 3.0 t/s causes a 6.0 acurrent to flow? the resistance of the circuit that contains the solenoid is 17 ω.

Explain why the speed of light is lower than 3.0 x 108 m/s as it goes through different media.

The only variable that changes is the baseballs? a. velocity b. kinetic energy c. mass

A basketball player is running at a constant speed of 2.5 m/s when he tosses a basketball upward with a speed of 6.0 m/s. How far does the player run before he catches the ball? Ignore air resistance.

The earth is composed of four layers three of these layers are solid and only one is liquid which layer exits in the liquid state A. Crust B. Inner core C. Mantle D. Outer core

Different forms of the same element are called what

The rotational inertia I of any given body of mass M about any given axis is equal to the rotational inertia of an equivalent hoop about that axis, if the hoop has the same mass M and a radius k given by The radius k of the equivalent hoop is called