Which of the following groups of atoms are most likely to have similar properties?

Lowering an object decrease is potential

8. Which of the following is an example of a chemical element? a. Salt b. Water c. Sugar d. Sodium

What concentration is 30.0 g of sucrose dissolved in 300.0 g water

For the following reaction 2 R (g) - -> Q (g) if the equilibrium concentration of R is 0.776 M and that of Q is 1.22 M at 25? C, what is the value of the equilibrium constant at this temperature? a. 0.521 b. 0.494 c. 2.03 d. 1.57

A 1.75L sample of gas at 860 mm Hg is compressed to 0.5L. What is its new pressure?

What is hyphen notation

The density of aluminum is 2.70g/cm^3. a piece of aluminum foil has a volume of 54.0 cm^3. what is the mass of this piece of aluminum foil?

Describe how the atoms in Calcium Chloride obey the octet rule.

How many milliliters of 2.55M NaOH is needed to make 125mL of 0.75M NaOH solution?

2. What type of bond holds together nitrogen atoms? a. Single Bond b. Double Bond c. Triple Bond d. no bonds hold nitrogen together