What is the limiting reactant for the following reaction given we have 2.6 moles of HCl and 1.4 moles of Ca(OH) ? Reaction: 2HCl + Ca(OH) 2H O + CaCl 2 2 2 2

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter