To create an isotopeof a certain element, you must vary a number of:

A. atoms

B. neutrons

C. protons

D. electrons

How many Milligrams of potassium chloride KCl are required to make a 15 mL of a 1.20 M solution?

What's the Balanced equation for C5H11OH+O2

55.845 nearest tenth

Which of following statements is true about scientific knowledge? Scientific ideas are not subject to change, so scientific knowledge stays the same. Scientific knowledge is constantly evolving as new observations are made.

Critical Thinking: How are Volcanoes connected to the formation of the atmosphere and oceans?

Gas is squeezed into a small container is it compressibility or heat of combustion

How is pressure related to buoyant force

How are saturated and supersaturated solutions similar?

Cobalt fluoride crystallizes in a closest packed array of fluoride ions, with the cobalt ions filling one-half of the octahedral holes. What is the formula of this compound?

When you get into a parked car in the summer time, the metal clip is hot and the seat belt fabric is not. What has a higher specific heat, the metal clip or the seat belt fabric? Think about the definition of specific heat.