**1**) 10 cm =**1**dm 10^3 cm^3 =**1**dm^3 So, 2.730 dm^3 ( 1000 cm^3 /**1**dm^3) = 2730 cm^3 2) 100 cm =**1**m 10000 cm^2 =**1**m^2 So, 20.0 cm^2 (**1**m^2 / 10000 cm^2) = 0.002 m^2 3) "deka-" = 10. So, 0.6 dekabars...**1**Answers · Science & Mathematics ·**1**3/**1****1**/20**1**3**1**% of 210 is**1**out of 100 parts of 210, or in other words,**1**/100 of 210.**1**/100 of 210 is**1**/100 times 210, or**1**/100 of 200 plus**1**/100 of ten (I got this by distributing (**1**/100(200...2 Answers · Science & Mathematics · 3

**1**/**1**0/20**1**2**1**. Is it acidic To answer this you must get the pH pH = -log[H3O+] pH = .434 VERY acidic So**1**is true. 2. [H3O+] < [OH-] To answer this...2 Answers · Science & Mathematics · 2

**1**/07/20**1**6**1**,300 mL of what? Milliliters are used to measure volume... (either Kelvin or centigrade). Water has a density of**1**gram per milliliter, so you have**1**,300 grams of water. The specific heat...**1**Answers · Science & Mathematics · 30/0**1**/20**1**0The -

**1**charge is the overall charge of the molecule. Mn can have different oxidation...sum of their oxidation states is equal to the overall charge (-**1**in this case). So we can solve for the oxidation state of Mn like this...**1**Answers · Science & Mathematics ·**1**6/**1**2/2008NO NO NO..

**1**mole is NOT**1**gram**1**mole is NOT mass in grams..... (it doesn't have to be in grams) and .. atomic mass = the mass of**1**atom .. molecular mass = the mass of**1**molecule molar mass is NOT the same...6 Answers · Science & Mathematics · 24/02/20

**1**4Take 22.4 L at STP, you know that is

**1**mole of Kr atoms Calculate the volume of**1**atom (hint, convert...**1**Answers · Science & Mathematics · 04/**1**2/20**1**4O.

**1**L of O.**1**M solution of H2SO4 will dissociate completely in... large Ka. So Just multiply the molarity to the volume o.**1**x o.**1**that will give you 0.01. Thats the number of moles of...3 Answers · Science & Mathematics ·

**1**3/04/20**1****1**Step

**1**: Find the mole ratio for each of the choices, and then multiply mole ratio...'s number (6.022 x 10^23), so you will have this for each choice**1**mole H2O ( ratio /ratio) (6.022 x 10^23 /**1**mole) = atoms One...4 Answers · Science & Mathematics · 22/0

**1**/20**1**0**1**) for a first order rate law such as rate = k[A] yields the equation...half life is when [A]o / [A]t = 2 (the conc at time t is**1**/2 of the conc at t=o) ln(2) = kt 0.693 = kt, so the rate constant k = 0.693 / t1...**1**Answers · Science & Mathematics · 22/**1**0/2007