Calculate the number of atoms in 202
μ
g of scandium. Enter your answer in scientific notation.
Calculate the number of atoms in 202 μ g of scandium. Enter your answer in scientific...
Calculate the number of atoms in 507 μg of scandium. Enter your answer in scientific notation.
Calculate the number of H− ions in 85.3 g of BaH2. Enter your answer in scientific notation Please show work
Calculate the number of potassium ions in 2.21 g of potassium nitrate. Enter your answer in scientific notation.
Be sure to answer all parts. Calculate the number of lithium ions, sulfate ions, S atoms, and O atoms in 10.2 g of lithium sulfate. Enter your answers in scientific notation.
What is the mass, in g, of 2.39 ×1015 platinum (Pt) atoms? Enter your answer in scientific notation.
Be sure to answer all parts. Calculate the number of atoms in 0.0903 mol of fluorine gas. Enter your answer in scientific notation. ×10 atoms
Be sure to answer all parts. Enter your answer in scientific notation. Calculate Ke for the following equilibrium: Kp 2.5 x 1010 at 625 K. 2SO2(g)O2(g)= 2SO3(g); = 1012 Ke=
Calculate the mass in grams of 42.1 mol of copper(I) sulfate. Enter your answer in scientific notation with the correct number of significant figures.
Part A Calculate the mass of 1.23 x 1024 helium atoms. Express your answer in grams of helium. Vo ΑΣΦ mass of He atoms g He Submit Request Answer Part B Determine the number of atoms in a 48.3-g sample of zinc. Express your answer in zinc atoms using scientific notation. ΑΣφ Zn atoms Submit Request Answer
Enter your answer in scientific notation. Be sure to answer all parts. Calculate [H3O+] for a solution of hydrochloric acid for which pH = 3.28.