Why did Mendeleev put bromine (Br) and chlorine (Cl) in the same group on the periodic table

They have similar masses.

They have similar properties.

They are both gases.

They are similar alphabetically.

What is one problem with using the potential energy in fossil fuels?

How many atoms are in 5.7 moles of copper atoms?

How are conclusions and evidence related

What is the volume of. 04 mol of a gas at. 9 kPa and 20 degrees celsius

When a specific amount of acetone (C3H6O) is added to 100.0 g of pure water at 65°C, the vapor pressure of water over the solution is lowered by 1.576 kPa. Given the vapor pressure of water at 65°C is 25.022 kPa, what is the mass of acetone added?

True or False: DNA is our genetic make-up. It is why we have a certain eye color, and hair color, etc.

Which hybrid orbitals would be formed if one s orbital and three p orbitals combined?

The way light bounces off a minerals surface is describe by the minerals

Physical properties can be used to describe matter. Some properties are dependent on the amount of matter present. All BUT ONE of these physical properties changes with the amount of matter. That is A) density. B) mass. C) volume. D) weight.

Which term best describes the substances that cause oil and water molecules in salad Dressing to interact and mix? surfactants miscible liquids immiscible liquids compressed molecules