first write the definition of the atom , molecule and formula unit and the identify them as follows
1. State whether the representative particle in each of the following substances is an atom, a molecule, or a formul...
10. State whether the representative particle in each of the following substances is an atom, a formula unit, or a molecule. a. acetone, cHo b. cobalt, Co c. magnetite, Pe0 d. phosphorus, P
10. State whethe (u Jo ste whether the representative particle in each of the fol- substances is an atom, a formula unit, or a molecule. lowing substances is a (a) acetone, C3H2O (b) cobalt, Co (c) magnetite, Fe3O4 (d) phosphorus, P4
ULU 10. State whether the representative particle in each of the fol- lowing substances is an atom, a formula unit, or a molecule. (a) acetone, CHO (b) cobalt, Co (d magnetite, Fe,O (d) phosphorus, P. 1
63. For each of the following situations, you are asked which of two objects or substances has the higher energy. Explain your answer with reference to the capacity of each to do work and say whether the energy that distinguishes them is kinetic energy or potential energy. a. (1) A methane molecule, CH4, in the stratosphere or (2) a CH3 molecule and a hydrogen atom formed from breaking one of the carbon-hydrogen bonds in a CH4 molecule. b. (1) A...
For each of the following situations, you are asked which of two objects or substances has the higher Explain your answer with reference to the capacity of each to do work and say whether the energy that distinguishes them kinetic energy or potential energy. a. (1) A methane molecule, CH_4, in the stratosphere or (2) a CH_3 molecule and a hydrogen atom formed from breaking one of the carbon-hydrogen bonds in a CH_4 molecule. b. (1) A water molecule moving...
LEEP 12. Use the periodic table to predict an ionic charge for each of the following metal ions. (a) Na ion (b) Ba ion (o Ga ion (d) Pb ion 10. State whether the representative particle in each of the fol- lowing substances is an atom, a formula unit, or a molecule. (a) acetone, CHO (b) cobalt, Co (d magnetite, FeO, (d) phosphorus, P: 6. Predict whether each of the following is held together by ionic or covalent bonds. (a)...
Write the oxidation state of each atom in the following substances. Show all work. a) HOF b) HCO3^- c) H3PO4 d) FeSO3
PC 101 Homework 02 Given each compound or molecule, first state whether each atom is a metal or nonmetal. Then, using your electronegativity chart, provide the electronegativity (En) values for each atom and then mathematically predict whether the bond between the atoms will be an ionic bond, a polar covalent bond, or a nonpolar covalent bond. Compound/Molecule 1st Atom (metal or nonmetal) 1st atom’s En Value 2nd Atom (metal or nonmetal) 2nd Atom’s En Value En Difference Bond Type H-Cl ...
d. H.CO; and NaHCO3 pilot ict whether each of the following pairs of substances unction as a buffer system in aqueous solution. 10-108 Predict whether each could function as a buffer system a. HNO, and HCI b. HNO, and KNO, C. NaC,H,O, and KC,H,O, d. HC,H,O, and NaNO3 concendLIUI 14. A solution is 0.0030 M in H2PO4 ion. What is this ion concentration in mEq/L? c. pull per formula unit, are produced when d. ethanol, a nonell 10-131 How many...
13. Consider the molecule C2H4. The hybridization of each C atom is a. sp b. sp c. sp d. dsp e. 14. Which of the following substances contains two pi bonds? a. C2H4 b. C2H2 e. C2H6 d. CH4