What type of radiation is likely to occur when the ratio of protons to neutrons is below the band of stability? a. alpha decay b. beta decay c. neutron emission d. positron emission

An aqueous potassium iodate (KIO 3) solution is made by dissolving 587 grams of KIO 3 in sufficient water so that the final volume of the solution is 5.00 L. Calculate the molarity of the KIO 3 solution.

What is the pressure exerted by 1.2 mol of a gas with a temperature of 20.°c and a volume of 9.5 l?

Which of the following statements are true about whether atoms tend to gain or lose electrons? A. Atoms with five, six, or seven valence electrons will lose electrons. B. Atoms with one, two, or three valence electrons will lose electrons. C.

Calculate the ph of a 0.200 m nach3co2 solution. ka for acetic acid, ch3co2h, is 1.8 * 10-5.

What is the formal charge on the sulfur atom in so? use the periodic table as needed. express the formal charge numerically

Calculate the moles of new H₂ O₂ using the balanced formula below and the average moles of KMnO₄ from calculation #2. The average moles of KMnO₄ is 0.90mol. 2KMnO₄ + 5H₂O₂ + 3H₂SO₄ → K₂SO₄ + 2MnSO₄ + 8H₂O + 5O₂ Edit: I got 2.

How many grams of CaC2 would make 23.6g C2H2?

Shane performed the following trials in an experiment. Trial 1: Heat 30.0 grams of water at 0 °C to a final temperature of 40.0 °C. Trial 2: Heat 40.0 grams of water at 10.0 °C to a final temperature of 40.0 °C.

According to the law of conservation of ___ in an isolated system the initial total momentum before a collision equals the final total momentum.

What is the correct name fore this formula Al2O3