Aluminum metal has a specific heat of 0.900 j/g•°c. calculate the amount of heat required to raise the temperature of 10.5 moles of al from 30.5 °c to 225°c. a) 1.84 kj

b. 2.41 kj

c. 65.1 kj

d. 49.6 kj

e. 57.3 kj

How are solids characterized? a. They take the shape of their containers. b. They have a fixed volume and shape. c. They weigh more than 50 grams per cubic centimeter.

Identify the solute and solvent in each of the solutions. A. salt (NaCl) (NaCl) in water salt: water: B. air (a solution of 78 % N 2, 78% N2, 21 % O 2, 21% O2, and various other gases) N 2 : N2: O 2 : O2: C.

Which of the following is the least reliable source of background information for a scientific project? A) general Internet site B) government Internet site C) library reserve section D) scientific journal

This problem has been solved! See the answer Choose the reaction that represents the combustion of C6H12O2.

In an aqueous solution of potassium chloride the solute is

Why is HBrO a weak acid

Plastic, rocks, and steel are all matter. They are made of tiny particles that can't be broken down into smaller pieces. These particles are called:

The palm tree with island is a population or biome or community

A gene is a section of dna within a chromosome that codes for a

An electron charge e mass m and a positron charge e mass m revolve around their common center of mass under the influence of their attractive coulomb force Find the speed v of each particle in terms of e m k and their separation L