Which observation is a qualitative observation the student can make?

Brock brings a magnet near a metal object. a magnetic force acts on an object, pulling it upward. which of the following best describes the magnetic force?

How does the Richter scale work? For 6th grade science

Why does water wet glass?

The particles that are found in the mucleus of an atom are 1. neutrons 2. electrons only 3. protons and neutrons 4. protons and electrons

Mr. Grayson demonstrated an experiment at the experiment and collect data. beginning of class. Then each student worked in pairs to carry out the Which term best describes what took place during the class? repetition replication O accuracy precision

Consider the following quantities used in thermodynamics: E, H, q, w, S, G. How many of them are state functions? a. 2 b. 0 c. 3 d. 1 e. 4

What are some good problem statements

A 5.00L reaction vessel is filled with 1.00mol of H2, 1.00mol of I2, and 2.50mol of HI. If equilibrium constant for the reaction is 129 at 500k, what are the equilibrium concentrations of all species?

Which of the following is true about glass recycling?

Describe why granulated sugar will dissolve faster in a cup of coffee than sugar cubes.