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Which one of these types of electromagnetic radiation has the shortest wavelength? infrared, ultraviolet,microwaves, or radio waves
Urea (NH2CONH2) an important nitrogen fertilizer is produced industrially by the reaction 2NH3(g)+CO2(g)--->NH2CONH2(aq) + H2O(l) given that ?G^degree = -13.6KJ, calculate
Describe what data you need to collect and how you will use it to identify the metal cations present in the sparklers.
A Cu/Cu2+ concentration cell has a voltage of 0.24 V at 25 Celcius. The concentration of Cu2+ in one of the half cells is 1.5 * 10-3 M. what is the concentration of Cu2+ in the other half cell?
What mass of this substance must evaporate in order to freeze 170 of water initially at 23? (The heat of fusion of water is 334 the specific heat of water is 4.18 .
Assuming no energy is transferred to or from the surroundings, calculate the final temperature of the water after all the ice melts.
Write a balanced equation for the combustion of heptane, C7H16, in oxygen, , forming the products carbon dioxide, and water, H2O. How many grams of water will be produced by the complete reaction of 7.88 grams of heptane?
Each day, the stomach produces 2.4 L of gastric juice that contains 0.11 M HCl. How many grams of HCL this this corresponds
When aminobenzene is subjected to standard nitration conditions {HONO2/(HO)2SO2} poor yields 1-amino-3 itrobenzene are obtained.
calculate the partial pressure of each gas in atm. PN2 PO2 PAr PCO2 Calculate the concentration of each gas in moles per liter at 0 degrees C cN2 cO2 cAr cCO2 (enter answer in scientific notation for this one)
What is the molarity of the resulting solution when 20.0 mL of a 2.00 M aqueous solution is diluted by the addition of 30.0 mL of water
Suggest mathematical functions that represent a sinusoidal wave of amplitude A, frequency v, and wavelength
What mass of potassium chromate is needed to add to exactly 500g of water to produce a solution with vapor pressure of 21.50 torr at 24 C
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