Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
A solution contains 0.10 M Ca2+ and 0.10 M Mg2+. What pH range would result in only Mg(OH)2 precipitating? Ksp for Ca(OH)2 is 6.5 ´ 10-6 and for Mg(OH)2 is 7.1 ´ 10-12.
A) 3.85 < pH < 9.82
B) 8.92 < pH < 11.91
C) 2.85 < pH < 8.81
D) 9.00 < pH < 13.00
E) 8.62 < pH < 11.61
A man has 50 kg of lipids and eats 1 kg of fish a day, which contains 0.5 ppm of methylmercury. What concentration of methylmercury will his lipids achieve?
The final temperature of the water is 27.8°C. Calculate the mass of water in the calorimeter. The correct answer should be 6.2x10g
A certain organic compound was burned, producing 1.481 g of CO2 and 0.303 g of H2O. The mass of the original sample was 0.438 g. What is the empirical formula of the compound?
A mixture of 70 mole% propane and 30 mole% hydrogen is burned with 30% excess air.
What is the solubility of Ca(OH)2 in water, at the experimental temperature, in grams of Ca(OH)2 per 100 mL of solution?
A gas originally occupies 20L at 24.7 psia and 5 C. What would the pressure be if the volume changed to 4.77ft3 and the temperature was 82 F? Give the answer in atmospheres.
Determine the limiting, excess reagent & percent yield of the reaction - How much excess reagent is left after the reaction reaches completion?
What is the percent yield of a reaction in which 260. g phosphorus trichloride reacts with excess water to form aqueous phosphorus acid (H3PO3) and 127 g HCl?
Calculate the equilibrium constant of the reaction I2(g)52 I(g) at 1000 K from the following data for I2: # = 214.36 cm
If the volume of ocean water (calculated above) contains 3.7 percent sodium chloride ("salt") by mass and the density of the water is 1.41 g/mL.
Silver chloride, often used in silver plating, contains 75.27% Ag. Calculate the mass of silver chloride in grams required to make 1555.0 g of silver plating.
For the reaction: N2(g) + 2 O2(g) ? 2 NO2(g), Kc = 8.3 × 10-10 at 25°C. What is the concentration of N2 gas at equilibrium when the concentration of NO2 is twice the concentration of O2 gas.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd