Calculate the ThOD of a 300 mg/L solution of C5H7O₂N.
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- Glycerin flows at 35 m through a 150 mm diameter new wrought iron pipe at a velocity of 3 m/s. It has an absolute viscosity of 1.50 Pa-s and a specific gravity of glycerin = 1.26. 1. Determine the Reynold's number,The nutural frequancy for the system is equal to k rigid uniform bar of mass (m) P b L 1 3kb2+PL 1 3kb2 mL? 2n The answer is O The Answer is 3kb²–3PL 2n V None of All mL? The Answer is O the answer is 3kb2+3PL mL? 1 the Answer isES C raudon . A water contains 200 mg/L Ca, 75 mg/L Mg, 180 mg/L HCO,, and 150 mg/L. CO₂, all expressed as CaCO3. Determine the chemical dosages required to soften this water as much as possible without removing magnesium. What will the final hardness be? let
- A solution contains a solid dissolved in a liquid. The ratio strength is 1 in 2000w/v. What is the percentage strength and the amount concentration expressed as mg/mL?3. An amount of glycerin has a volume of 1.0 m³ when the pressure is 120 kPa. If the pressure is increased to 400 kPa, detemine the change on volume if the bulk modulus of glycerin is equal to E, = 4.52 GN/m2y 30 kPa el. 30 m alcohol From the figure shown, the alcohol surface is subjected to pressure a Compute the pressure p = 774 m3 of 30 kPa. at the elevations given below: 1. 6 m 2. 12 m el.16 m oll 3.3 m p = 890 el.8 m water el.5 m glycerin k9/m p = 1235 el. 0 m
- If a sample of tap water contains 400 ppm of Ca2+ and 80 ppm of Mg2+, what is the hardness of this water sample in terms of equivalent concentration CaCO3, in mg/L? a.80 ppm CaCO3 b. 400 ppm CaCO3 c. NoneFind the value of plasticity index Liquid limit-45% Plastic limit=32%1) A liquid has an absolute viscosity of 2.4x10³ N-s/m². It weighs 7.85x10³ N/m³. What is its kinematic viscosity? Ans: 3.0x10+ m³/s
- 1. What is the value of DG? 2. What is the value of EG? 3. What is the value of DF?the value of oil is - 0.8 asap 15 minsThe following information is given for n-pentane at 1 atm:boiling point = 36.20°C ΔHvap (36.20°C) = 357.6 J/g melting point = − 129.7°C ΔHfus (−129.7°C) = 116.7 J/g specific heat gas = 1.650 J/g ⋅ °C specific heat liquid = 2.280 J/g ⋅ °C A 26.10-g sample of liquid n-pentane is initially at −51.40°C. If the sample is heated at constant pressure (P = 1 atm), how many kJ of energy are needed to raise the temperature of the sample to 65.30°C?