What is the independent and dependent

variable for a dry ice experiment

How do hydroxide ions and hydrogen ions disrupt hydrogen bonds and ionic bonds in a protein

When 4 moles of aluminum are allowed to react with an excess of chlorine gas, Cl2, how many moles of aluminum chloride are produced?

Which of the answer choices correctly predicts the charge that would be present on a magnesium (Mg) ion, as shown in the periodic table? 2+ 1+ 1- 2-

Water is an example of a (n) (ionic/molecular) compound

You weigh three samples of the same metal, and find their masses to be 41.40 g, 37.22 g, and 43.46 g. the corresponding volumes are 4.5 ml, 4.3 ml, and 4.8 ml. what is the density, d, of the metal?

You react an excess of hydrogen gas with 8.00 g of oxygen gas to form water (as shown in the balanced equation below). what mass of water is formed, assuming a complete reaction?

All chemical reactions involve a transfer of energy true or false

An atom in the ground state contains a total of 5 electrons 5 protons and 5 neutrons. Which Lewis electron-dot diagram represents this atom

What type of reaction occurs when two hydrogen atoms collide at high speed combining together into a helium atom: alpha decay, beta decay, fission, or fusion?

Why don't noble gases normally form chemical bonds?