According to the Lewis dot structure shown here how may valence electrons does chlorine have

A. 4

B. 6

C. 7

D. 8

How many atoms are in 3.75 moles of Fe

A solution containing an equal number of hydrogen ions and hydroxide ions isA. basicB. alkalineC. acidicD. neutral.

What model is the basis for chemistry?

What is the heat energy released? Estimate the heat energy released when one mole of the of the fuel molecule acetylene C2H2 undergoes complete combustion with oxygen to form carbon dioxide and water.

What statements applies to the horizontal rows or periods in the periodic table?

Cost of production reports can also be used to compare the materials output quantity to the a. administrative staff input quantity. b. materials input quantity. c. conversion output quantity. d. total conversion for the period.

The scientific study of the behavior of matter near 0 K is called

Lithium has one valence electron. Bromine has seven valence electrons. How might they form a covalent bond? A. Bromine donates seven electron to lithium B. Bromine donates an electron to lithium C. Lithium donates seven electrons to Bromine D.

What is the measurement 1042 L rounded off to two signicant digits?

2CO + 2NO yields 2CO2 + N2 which element was oxidized