Zirconium has an atomic number of 40. How many neutrons are there in an isotope of zirconium-92? A. 40 B. 52 C. 92 D. 132

Name two things that reduce friction

Reacting with water in an acidic solution at a particular temperature, compound A decomposes into compounds B and C according to the law of uninhibited decay. An initial amount of 0.60 M of compound A decomposes to 0.56 M in 30 minutes.

Why does the hot water turn purple when poured over red cabbage leaves?

As the concentration of pollution particles in the atmosphere increases the amount of insulation that reaches the earths surface will most likely decrease increase or remain the same

How many significant figures are in 576,000

What does this graph show about the relationship between mass and acceleration? As acceleration increases, mass increases. As acceleration increases, mass is unaffected. As mass is unaffected, acceleration decreases.

The measure of the distance an object travels in a certain length of time is the object's

A wave is a (blank) that carries (blank) from one place to another

The movement of thermal energy from hot to cold materials is called

A jar contains 30 ml of glycerin and 60 ml of corn syrup which liquid is on the top layer