A plant root is an example of.

a cell

an organ system

an organ

tissue

When hydrocarbons are burned in a limited amount of air, both CO and CO2 form. When 0.430 g of a particular hydrocarbon was burned in air, 0.446 g of CO, 0.700 g of CO2, and 0.430 g of H2O were formed. Required: a.

What happens in the particles of a gas when the gas is compressed

Which characteristics made Priestley and Lavoisier good scientists? Check all that apply. A. curiosity B creativity C narrow mindedness D skepticism

What is every stored in atomic bonds called

Is neon a metal metalloid or nonmetal

What is the oxidation number for Our in NaHCO3?

To determine if a reaction is exoteric a student should use

Which of the following are physical properties of a penny? Choose all that are correct. Select one or more:a. Slightly red in color. b. Conducts electricity very well. c. Reacts to oxygen when heated. d. Resists corrosion from most acids.

NO2 and N2O4 undergo the reaction shown. When a sealed container of NO2 reaches chemical equilibrium, which must be true? A) No N2O4 is present. B) No chemical reactions are occurring. C) The rates of the forward and reverse reactions are equal.

What differences did you notice in the different states of water