Chemistry Questions
Explore questions in the Chemistry category that you can ask Spark.E!
High specific heat: Amount of heat needed to raise or lower
Water vapor: heat radiated from the sun warmed surface of the earth is absorbed and held by__________
Water density: ice is (less dense or more dense) as a solid than as a liquid?
Adhesion: water will make hydrogen bonds with other surfaces such as
Water is usually party of a mixture. There are two types:
In order for ester to evaporate, hydrogen bonds must be _______
___________Bonds exists between water molecules
Water is ____ (equal number of electrons and protons, ZERO NET CHARGE)
In each water molecule, which atom attracts more than its fair share of electrons
In water molecules, one hydrogen bond is ______ but many hydrogen bonds are strong
In a water molecule, the oxygen end is
Water molecules formed between a highly _______________ of a polar molecule and a _______
The table describes a gas stored in four different containers.Which container has gas stored at the highest temperature?
The closeness of particles of gas and their low speeds allow intermolecular forces to become important at certain pressures and temperatures. Which best describes this statement?
Which container has gas stored at the highest temperature?
Which statement best describes the collisions of gas particles according to the kinetic-molecular theory?
Which step will decrease the pressure of a gas inside a closed cubical container?
Half life example: 50 mg of Bismuth-213, with a half life of 46 mins, are administered to a cancer patient. How much Bismuth-213 remains 8 hours later?
The primary pollutants that cause the most acid precipitation are...
Whats the difference in concentration of hydronium ions between pH 1 and pH4?