How much potassium nitrate (KNO3) would dissolve in 50 milliliters of water at 45ºC given that 55g of KNO3 is dissolved in 150mL of water at 45°C. A. 19.7g
B. 15.1g
C. 18.3g
D. 23.3g

The force will determine the acceleration.

If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.

J. j. thomson’s experiment disproved the theory that an atom