When magnesium (Mg) reacts with chlorine (Cl) to form MgCl2, each atom of magnesium (gains, loses) (1,2,3,4) electron (s). As a result, each magnesium ion has a (1+,2+.3+,4+,1-,2-,3-.4-) charge.

A slice of Swiss cheese contains 47 mg of sodium. (a) What is this mass in grams?.047 (b) What is this mass in ounces? (16 oz = 453.6 g) 0.0016 X (c) What is this mass in pounds? (1 lb 453.6 g) 0.0001x

What is the theoretical reason behind the Framers' favoring of a bicameral Congress?

A sample of gas contains four gases (He, Ne, Ar, and Xe) with the following partial pressures: He (43 mm Hg), Ar (835 mm Hg), and Xe (111 mm Hg). If the total pressure in the container is 1355 mm Hg, what is the partial pressure of Ne in the sample?

A homogeneous mixture of nitrogen gas and oxygen gas will have the same chemical properties as a compound formed from nitrogen gas and oxygen gas. True False

Which of the following gases will diffuse most quickly at a given temperature? Gas A; MW = 14.28 g/mol Gas B; MW = 26.92 g/mol Gas C; MW = 39.95 g/mol Gas D; MW = 108.60 g/mol

All of the following are examples of electrolytic solutions, except __. A) Ocean water B) Pure water C) Strong hydrochloric acid D) potassium chloride solution

How many stereoisomers are possible for 1 2-dichlorocyclopentane?

Consider the balanced equation K, Croa (aq) + Pb (NO3) 2 (aq) → PbCrO4 (s) + 2KNO3 (aq) If 25.0 ml of a 1.00M K, Cro, solution is mixed with 10.0 ml of a 0.500M Pb (NO3) 2 solution. a. How many moles of potassium chromate are present? b.

Name 3 organisms that would be classified as eukaryotic, multicellular, and heterotrophic.

A bond formed by electrical attraction between two oppositely charged ions is called