Chem 105 Final

Chem 105 Final

Which of the following descriptions best fits a solid?

Chem 105 Final

Which of the following best describes a mixture?

Chem 105 Final

Which of the following is the SI unit for length or distance?

Chem 105 Final

Which of the following is a correst conversion factor for megagrams to grams?

Chem 105 Final

How many significant figures are in the measurment 62075100

Chem 105 Final

When performing the calculations below, what is the answer to the correct number of significant figures?(6.071 x 10^5 - 2.5 x 10^2) x 321

Chem 105 Final

How many kilometers are in 3284 miles? 1 meter = 6.2137 x 10^-4

Chem 105 Final

Which of the following is an example of a derived unit?

Chem 105 Final

Which of the following is a part of Daltons Atomic Theory?

Chem 105 Final

Two samples are found to contain calcium and oxygen only. Sample one is found to have 7.2 g of calcium and 2.4 g of oxygen. Sample 2 is found to have 22.5 g of calcium and 7.5 g of oxygen. Which law does this data describe?

Chem 105 Final

which experiment gave chemistry the idea that the volume of atoms is mostly empty space?

Chem 105 Final

What is different for a 1 mol sample of Cu-63 versus a 1 mol sample of Cu-65

Chem 105 Final

In which set do all species have the same number of protons?

Chem 105 Final

Which represents a Ca2+ ion with a mass number of 44?

Chem 105 Final

Which of the following isotope symbols represents an atom with 46 protons, 52 neutrons and 44 electrons

Chem 105 Final

Which of the following best describes an anion?

Chem 105 Final

which of the following elements belongs to the alkali metal group?

Chem 105 Final

Selenium belongs to which group of elements?

Chem 105 Final

What charge is Boron most likely to have when it becomes an ion?

Chem 105 Final

Which of the following compounds contain covalent bonds?

Chem 105 Final

Which is the correct formula for the neutral molecule containing sodium and sulfate ions?

Chem 105 Final

Identify the correct names for the molecule: Ti(BrO2)2 and CS2

Chem 105 Final

Combinations of the ions Ba2+, Fe3+, S2- and SO 42- result in 4 neutral molecules. Which form precipitations?

Chem 105 Final

WHat is the oxidation number of chlorine in KCIO2?

Chem 105 Final

Which of the following statements best describes Charles Law?

Chem 105 Final

What happens to the pressure of a fixed amount of gas if both the temp and volume double?

Chem 105 Final

What mass (in g) of Cl2 gas occupies 15.95 L at 15 C and .9850 atm?

Chem 105 Final

Which of the following is NOT a part of kinetic molecular theory?

Chem 105 Final

According to Kinetic Molecular Theory, which of the following gases will have the highest average velocity at a given temp?

Chem 105 Final

If a system releases 2.95 kJ of heat to surrounding while the