What ph is required to precipitate
The ground water in Pherric, New Mexico contains 1.80 mg/L of iron as Fe+3. What pH is required to precipitate all but 0.30 mg/L of the iron as Fe(OH)3 at 25oC?
Expected delivery within 24 Hours
A nurse has to administer a 1000ml IV solution in 8 hours. Find the number of drops per minute knowing the IV solution delivers 20 drops/ml.
If a blue light has a wavelength of 5.50 x 10-7 (550 nanometers), what is the frequency of the light?
Consider the following equation that describes the complete combustion of propane. The bond energies are: C-H 416 kJ/mol; C-C 356 kJ/mol; O=O 498 kJ/mol; C=O 803 kJ/mol; H-O 467 kJ/mol.
if the reaction between iron III ion and thiocyanate ion yielded an equilibrium concentration of .15M for each of these ions, what is the equilibrium concentration of the red iron III-thiocyanate complex?
what is the volume of the bubble when it reaches the ocean surface where the pressure is 1.00 atm and the temperature is 18 C?
Ammonia gas at 223°C and 90. atm flows into a reactor at a rate of 480. L/min. Carbon dioxide at 223°C and 43 atm flows into the reactor at a rate of 600. L/min. What mass of urea is produced per minute by this reaction assuming 100% yield
The hydrogen gas generated is collected over water at 25.0°C. The volume of the gas is 295 mL measured at 1.00 atm. Calculate the number of grams of sodium used in the reaction. (Vapor pressure of water at 25°C = 0.0313 atm.)
A 10.0-g sample magnesium reacted with excess hydrochloric acid to form magnesium chloride .When the reaction was complete,30.80 grams of magnesium chloride were recovered. What was the percent yield?
Calculate the vapor pressure of pure ethanol at 40.0 degrees C asuming that glycerin is a nonvolatile, nonelectrolyte solute in ethanol.
If the pressure of chloroform vapor in a flask is 195 mm Hg at 25.0°C, and the density of the vapor is 1.25 g/L, what is the molar mass of chloroform?
1930191
Questions Asked
3,689
Active Tutors
1426590
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
What role do you see is the BMC in the business planning process? Why would an entrepreneur create a BMC?
What type of business would you like to start? How could you determine if there is a demand for the goods or services you would like to sell?
1. Make a unique Business Name/Title for my business. 2. Make a short description of my business. 3. Make a Vision Mission statement for my proposed business.
Your goal is to create improvement in one of the discovery skills for those people. This assignment allows you to be creative:
Explain and discuss why social and business networks are a powerful tool for entrepreneurs. Provide an example of your own social or business network
If so, how can you determine this? What is other marketing communications related to a search to appear on the page?
Discuss how some of your favorite companies got their starts. Select 5 companies that you're interested in and present how those companies received