Observable matter makes up about what percentage of the universe? 5% 10% 50% 95%

When a reaction is at equilibrium, the forward and reverse reactions occur at the same rate all reaction stops no more reactants are converted to products the reaction is no longer reversible

Which of the following activities often starts the scientific process? a) publishing articles b) learning new vocabulary c) asking questions d) summarizing data

What type of bonding found in copper carbonate

Determine the molarity of a solution formed by dissolving 97.7 g LiBr in enough water to yield 750.0 ml of solution. A) 1.50 M B) 1.18 M C) 0.130 M D) 0.768 M E) 2.30 M

Why is a phenol more acidic than a regular alcohol? Group of answer choices a. Phenols have the ability to spread out the negative charge that forms. b. Phenols have the ability to readily accept the positive charge of the proton. c.

Which statement would be the most useful for deriving the ideal gas law? Volume is directly proportional to the number of moles. Volume is inversely proportional to the temperature. Pressure is directly proportional to the volume.

What monomers are used to construct this polymer and where are they found?

How many moles of methane are required to produce 22g co2 after combustion

Identify and describe the appearance of the type of muscle tissue found in your heart

Calculate the coulombic force (in Newtons) felt by an electron and a proton separated by a distance of 1 angstrom. An angstrom is 10-10 meters.