The mass of gas A is 11.56. i got this answer by 0.68 multiplied by 17. because in this problem the key word is times.
An ionic bond. covalent bonds do not conduct in a solid or a liquid state, ionic bonds conduct in a liquid state and not in a solid state.
Answer:
Explanation:
Sodium chloride has a high melting and boiling point
There are strong electrostatic attractions between the positive and negative ions, and it takes a lot of heat energy to overcome them. Ionic substances all have high melting and boiling points.
Answer:
Explanation:
Q = mcAT= should be mc(T2-T1)
for Aluminum
Q = 3 1000g Al x(0.897J/gC x(23-18 C)= 16722 J
Answer:
The Sun radiates huge amounts of energy. Only a small portion of that energy hits the Earth, but it is enough to light our days, heat our air and land, and create weather systems over the oceans. Most of the energy you will learn about comes from the Sun. The Earth also gives off energy.
Explanation: