If an iron nail is placed in a glass of water the nail will sink. Is the density of iron smaller than or larger than the density of water? explain

How does concentration vary with density

What are the states of chlorine and ethanol at 30°c

Use Boyle's Law to explain what would happen to the volume of a helium - filled balloon if it was carried underwater by a diver to increasing depths and higher pressure. Assume that the temperature of the gas remains constant.

If any more mix is added, it will not dissolve. the solution is A. resaturated B. unsaturated C. saturated D. supersaturated

What is the mass of aluminum that would have the same number of atoms as 1.35 grams of cadium

How are elements arranged in the Periodic Table? A. by their properties B. alphabetically C. by how much they are worth D. in the order they were discovered

If an iron nail is placed in a glass of water the nail will sink. Is the density of iron smaller than or larger than the density of water? explain

What is made when salt is dissolved in water? A a precipitate B a mixure C a solution D a compound

What type of electromagnetic waves does the human eye see as the colors red blue or green A Visible light waves B Radio waves C infrared waves D microwaves

10. What is the molarity of a MnO4 - solution if 23.5 mL of this solution is required to react completely with 30.0 mL of 0.134 M Fe2 solution according to the equation 5Fe2 (aq) MnO4 - (aq) 8H (aq) - --> 5Fe3 (aq) Mn2 (aq) 4H2O (l)