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A 10.0 lb bag of 20:10:5 fertilizer is 20.0% nitrogen by weight.
a) Calculate how many grams of nitrogen are contained in the bag. (I got 907 grams of Nitrogen)
b) If the bag of fertilizer covers 8.6 x 10^4 ft^2, calculate the number of grams of nitrogen per square foot of coverage.
What is the empirical formula of a compound composed of 3.25% hydrogen (H), 19.36% carbon (C), and 77.39% oxygen (O) by mass? 2. A compound with the empirical formula CH2 has a molar mass of 84 g/mol. What is the molecular formula for this compoun..
A solution of cough syrup contains 5.00\% active ingredient by volume. If the total volume of the bottle is 34.0mL , how many milliliters of active ingredient are in the bottle? Express your answer with the appropriate units.
A solution is prepared from 4.5709g of magnesium chloride and 43.246g of water. The vapor pressure of water above this solution is found to be 0.3630atm at 348.0 K. The vapor pressure of pure water at this temperature is 0.3804 atm
explain what would happen to the cell during the process of osmosis and why?
The reaction between 1-chlorobotane results from treating it with sodium hypochlorite with HCL by the following reactions NaOcl + HCL yields HOCl + NaCl; HOCL+ HCl yields Cl2 + H2O.
phosgene c12c o has a smaller dipole moment then formaldehyde h2c o even though it contains electronegative chlorine
can someone please show me how to draw 2-bromo-3,3-dimethyl-pentane according to Markovnikov's rule
Using standard reduction potentials, calculate the standard Ecell, emf, for each of the following reactions. State if each reaction is spontaneous or nonspontaneous
Chemical formulas point to the ratios of the different types of atoms in a compound. Percentage composition indicates the relative masses of each element in a compound. Mass ratios are important for lab work, while atomic ratios are important for ..
A saturated solution of calcium iodate, Ca(IO3)2, is created by suspending a small amount of pure solid of Ca(IO3)2 in 50.0 mL of distilled water.
When coal is burned, the sulfur present in coal is converted to sulfur dioxide (SO2), which is responsible for the acid rain phenomenon. S(s) + O2(g) ? SO2(g) If 2.31 kg of S are reacted with oxygen, calculate the volume of SO2 gas (in mL) formed ..
Problem- A gas of unknown molecular weight is found to diffuse at a rate of 0.19 cm/s compared to 0.59 cm/s for helium gas. 1) Calculate the molecular weight of the unknown gas.
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