I a sample for bod needs to be diluted by a factor of 002
If a sample for BOD needs to be diluted by a factor of 0.02 , calculate the volume of sample that will be used in the BOD bottle
Expected delivery within 24 Hours
A gas mixture containing 80.0 mol% N2 and the remainder n-heptane flows through a pipe at a rate of 10.0 m3/h. The pressure is 0.90 atm and the temperature is 100°C. a. What is the molar flow rate of the gas in mol/h
a typical sedan ( like corolla Toyota) has unloaded mass of 1.2x10^3 kg. Determine the effective spring constant "k" for the suspension system for critical damping
The maximum and minimum dry unit weights of a sand were determined in the laboratory to be 104 lb/ft^3 and 93 lb/ft^3, respectively. what would be the relative compaction in the field if the relative density is 78%
#2: Let G be the graph with vertex set Z_2^n( the same as the n-cube) and with edge set defined as follows: {u, v} is an edge of G if u and v differ in exactly two coordinates (i.e., if ω( u, v) = 2). What are the eigenvalues of G?
Explain the effect of the following experimental errors on your results: a) You add hexane to the reaction flask instead of 1-hexene b) You use 3% hydrogen peroxide instead of 30% c) You forget to add potassium carbonate in the seperation step.
Given the initial effective stress state at a point within a soil mass (s_y=2.5 daN/cm2, s_x=1.5 daN/cm2, t_xy=t_xy=0.4 daN/cm2) and effective soil shear strength parameters at the same point
The next three questions relate to voice communications. Note that this topic was not covered in the class, but it is included to encourage self-learning. research, and analysis.
The pH of a 0.10 M nicotinic acid solution is 2.93. What is the approximate value of Ka for nicotinic acid, HC6H4NO2? Assume small percent dissociation. pH = ?log10[H+].
1950251
Questions Asked
3,689
Active Tutors
1441554
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A person using methamphetamine reports that activities they once enjoyed no longer feel rewarding and they now need increasing amounts of the drug to feel "nor
Which brain region, still maturing during adolescence, is responsible for assessing situations, making sound decisions, and controlling emotions and desires?
In quantitative research, explicit and implicit self-esteem do not always align, but self-esteem is more than just the gap between them.
Question: What behavior can sometimes be linked to people who lie on social media?
In the 1960s and 70s the Carlsberg Brewery in Copenhagen, Denmark had a policy that their employees could drink beer during breaks and take as much beer home
Ann has been coming to see you for three months. She was fired from her job a month ago and is struggling to make ends meet.
When a client appears to be misinterpreting intelligence or aptitude assessment results, it is important to address both the emotional impact and the accuracy