MASS = 10 Kg, Acceleration = 3 m/s/s, Force =

The diagram below shows that the periodic table is divided into different blocks. Elements that have complete valence electron shells are mostly found in the

A red-hot iron nail is immersed in a large bucket of water. Although the nail cools down sufficiently to be held bare-handed, the temperature of the water barely increases. Which properties keep the water temperature from changing much? A.

A solid precipitates from a solution, absorbing heat as it does so. a. Yes b. No c. Can't decide with information given.

Exponatial notation is used for a / writing very small numbers b/writing very large numbers c/avoid tedious work d/all above

A 2.50-kg steel gasoline can hold 20.0 L of gasoline when full. What is the average density of the full gas can, taking into account the volume occupied by steel as well as by gasoline?

An electron in a sodium atom moves from the third shell to the fourth shell. This change is a result of the atom (1) absorbing energy (3) gaining an electron (2) releasing energy (4) losing an electron

Which of the following best describes how erosion by groundwater might create a landform? A. Slightly acidic water dissolves Serbian rocks underground to form a cavern B.

What is this mass in pounds? (1lb=453.6g)

What is a cathode? A. The electrode that releases ions into the solution B. The electrode at which a reduction reaction occurs C. The electrode that is oxidized in a redox reaction D. The electrode that donates electrons to the system

Air is about 78.0% nitrogen molecules and 21.0% oxygen molecules. Several other gases make up the remaining 1% of air molecules. What is the partial pressure of the other gases in air (excluding oxygen and nitrogen) at an atmospheric pressure of 0.