Based on Reference Table J. which two reactants react spontaneously?

(I) Mg (s) + ZnCl2 (aq) (2) Cu (s) + FeSO4 (aq) (3) Pb (s) + ZnCl2 (aq) (4) Co (s) + NaCl (aq)

2. Which is an example of competition among members of a meerkat population? A. fighting over mates B. warning others of danger C. huddling together to stay warm D. teaching young to search for food

What is the molarity of a solution made by dissolving 100.00 grams of sodium chromate in 5.00 Liters of solution?

How do scientist determine weather a cell from cancerous tissue is a cancer stem cell

Do two compounds form a mixture or a pure substance when you put them together mechanically, such as by stirring?

When a metal and a polyatomic ion bond together to make a compound. What type of chemical bonding is present?

2. What is the importance of meiosis and fertilization in sexual reproduction?

Molecules are the smallest units of matter with the characteristic properties of a substance. a. True b. False

For the following hypothetical reaction: 3A + 2B - > 3C. How many moles of C can you produce with 5 moles of A and excess B?

Which of the following statements is true of enzymes? A. they change shape after a reaction B. They don't provide an active site for substrates to bind in a reaction C. They're unusable after a reaction D.

How many moles of NaCl are present in 530 ml of a 1.52m NaCl solution