Explain a situation in which the products might weigh less than the reactants.

The inca "City of the sun"was

Water (H2o) is composed of the same elements as hydrogen peroxide (H2o2) why do these substances have different properties A.) The atoms are arranged differently in each molecule B.) The molecules are the same C.) The atoms are the same D.

When there is less visible land along a coastline, it is because of what kind of coastline? Neither emergent or submergent Emergent Both submergent and emergent Submergent

reactant → product If there are 4 grams of reactant, how many grams of product are produced by the chemical reaction? A) 0 grams Reactivate B) 2 grams Reactivate C) 4 grams Reactivate D) 8 grams

Indicate whether each source is reliable or unreliable a goverment website a university professor's personal blog a commercial website an online peer-reviewed science journal

Which phrase describes an atom

How many moles of NH3 are in 0.250 L of a 5.00 M aqueous solution?

There are different types of bonds based on electronegativity. One bond type is known as non-polar covalent. Which choice below has this bond type? A. all of the compounds B. H2 C. H2O D. NaCl

What normally determines whether a substance is a liquid, solid, gas, or plasma?

Which atoms from an ionic bond