Determine the lime and soda ash dose
Determine the lime and soda ash dose in mg/L as CaCO3 to soften the following water to a final hardness of less than 120mg/L as CaCO3.
Expected delivery within 24 Hours
C3H8(g)+5O2(g) > 3CO2(g)+4H2(g) + O(g) In the combustion of 250g of propane with an excess of hydrogen, what volume of carbon dioxide is produced at 290k and 1.5atm
At the start of the reaction there are 0.714 mole of H2, 0.984 mole of I2, and 0.886 mole of HI in a 2.20 L reaction chamber. Calculate the concentrations of the gases at equilibrium.
Trigen Corp. management will invest cash flows of $1,039,626, $326,251, $905,760, $818,400, $1,239,644, and $1,617,848 in research and development over the next six years. If the appropriate interest rate is 8.16 percent, what is the future value
Approximately how many atoms would it take to make the distance 1 cm from end to end. Round to the nearest whole number, do not include units or commas. do not use scientific notation.
Ca(s) + Cl2(g) = CaCl2(s) ΔH = -796 kJ mol-1 What will be the enthalpy change (to 2 significant figures) for the reaction when 4.0 g of calcium metal reacts with chlorine gas at constant pressure? The relative atomic mass of calcium is 40. &Del
A certain mass of oxygen was collected over water when potassium chlorate was decomposed by heating. The volume of the oxygen sample collected was 720. mL at 25.0 oC and a barometric pressure of 755 torr. What would the volume of the oxygen be at
Calculate the mass of one atom of helium (atomic mass=1.01 amu). Calculate the wavelength of this atom if it is traveling at .8c
1954359
Questions Asked
3,689
Active Tutors
1438449
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult