What is the most penetrating kind of radiation product that can be shielded with aluminum foil

Why is it impossible to know the exact speed and position of an electron

If a car is going at a speed of 36 km/hr. what is the speed in m/s

Why does the magnet disolves when is insert in hydrochloric acid

How is matter classified? chemical properties? physical properties? both a and b? none of the above?

Open-ended question: Differentiate between a solution and a two phase mixture. Brass is would be classified as which one of them? Which would you classify a salad as?

Limestone is primarily a crystal form of caco 3 . How many moles of oxygen are in a 1.25 mol sample of caco 3 ? Only include the numerical value in your answer. Do not include units.

The expression of 5522 km in scientific notation is

Gallium crystallizes in a primitive cubic unit cell. The length of an edge of this cube is 362 pm. What is the radius of a gallium atom?

Amy is holding one end of a jump rope. Her friend Beth is holding the other end of the rope. Amy swiftly moves the handle of the jump rope downward, creating a large wave in the rope. Will Beth feel a tug on the rope at her end?

Which is the balance equation for S8+O2=SO2