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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.
For the hypothethical reaction A-products, the concentration of A was monitored with time. from the followimg graph
Problem- A Cu/Cu2+ concentration cell has a voltage of 0.20V at 25 ?C. The concentration of Cu2+ in one of the half-cells is 1.6×10?3M
What mass (in grams) of O2 is contained in a 555 mL volume at a pressure of 760.0 torr, and at a temperature of 400.0 K?
What are the coefficients of the six species in the balanced equation above? Remember to include H2O (l) and H+ (aq) in the appropriate blanks.
Why does phenolphtalein change colour during the production of gas?
If you had excess chlorine, how many moles of of aluminum chloride could be produced from 29.0 of aluminum
0.2 m hcl is used to neutralize 20 ml of 0.35 m naoh.a.how many moles of oh- are present?b.how many moles of h are
Problem- Calculate the molar solubility of barium fluoride in pure water. Articulate your answer utilizing three significant figures. Explain the each and every step in detail for help
what is the solubility of silver chloride in gl ksp1.6x1010 in a 6.5x10-3m silver nitrate
question the first-order decomposition of so2cl2 to sulfur dioxide gas and chlorine gas at 320degc has a half-life of
A student follows the procedure for his experiment and burn a peanut. The peanut weighed 0.780 g before combustion and 0.054 g after combustion. The temperature change of an aluminum can be filled with 200 mL of water was 15.3 degree Celsius. (Den..
What is the pH after 0.150mol of HCl is added to the buffer from Part A. Assume no volume change on the addition of the acid. Express the pH numerically to two decimal places.
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