Atoms contain protons
Course:- Chemistry
Reference No.:- EM13149074

Assignment Help >> Chemistry

1)Atoms contain protons. 2)Nuclei move out of the paths of the alpha particles. 3)Neutrons have zero charge. 4)Alpha particles go right through the nucleus. 5)Most of the atom is empty space.

Put your comment

Ask Question & Get Answers from Experts
Browse some more (Chemistry) Materials
Determine the concentration of SO42- necessary to precipitate BaSO4 and SrSO4. Which compound, BaSO4 and SrSO4, precipitates first. What is the SO42- concentration when the
Part A: Thymolphthalein is an indicator that changes color over a range from pH = 9.3 to pH = 10.5 . What is Ka of thymolphthalein. Part B: Alizarin yellow R, Ka=7.9x10^-12
To this solution was added 1.920 grams of KI and 50.00 mL of a 0.00871 M KIO3 solution. The excess I3^- was titrated with 50.00 mL of a 0.02000 M Na2S2O3 solution. What was
Solid ammonium chloride (NH4Cl) decomposes at 500K, forming gaseous ammonia (NH3) and hydrogen chloride (HCl). Given that KP = 6.0 × 10-9, what is the total pressure of the
At noon on a clear day, sunlight reaches the earth\'s surface at Madison, Wisconsin, with an average power of approximately 5.00 kJ·s-1·m-2. If the sunlight consists of phot
In lab you are asked to determine the concentration of a solution of a monobasic base (B) (balanced equation shown) by titration. You are provided with the appropriate tools
ammonia undergoes autoionization by the transfer of a proton: 2NH3 NH4+ + NH2-, K = 1×10^-33 at -50°C Since ammonia is better proton acceptor than water, the ionization of
A solution has [C6H5COOH] = 0.100 M and [Ca(C6H5COO)2] = 0.200 M. Ka = 6.3 × 10^-5 for C6H5COOH. The solution volume is 5.00 L. What is the pH of the solution after 10.00 ml o