The total phosphate concentration totpo4 in a river is 32
The total phosphate concentration (TOTPO4) in a river is 3.2 mg/L as P. The pH of the river is 7.8. What are the concentrations of H2PO4- and HPO42-?
Expected delivery within 24 Hours
For the reaction Na2CO3(aq)+2HCl(aq)= 2NaCl(aq)+CO2(g)+H2O(l), suppose you have 100 mL of 3.80M Na2CO3. How many milliliters of 0.920 M HCl would you have to add to the sodium to consume the Na2CO3 completely
How long could the rocket hover just above the earth's surface and sHOW THE VELOCITY OF THE PARTICLE ALFA IS RHO ALFA OMEGA in the phi direction.
Using a design speed of 50 mi/h, determine the stations and elevations of PVCs, PVIs, and PVTs of the two vertical curves required to connect the highway segments, as well as the length of the constant grade section (connecting grade is to be as s
what is the wavelength emitted due to an electron moving from an infinitely far orbit (n=infinity) to n=2? in what region of the electromagnetic spectrum is this wavelength
The total phosphate concentration (TOTPO4) in a river is 3.2 mg/L as P. The pH of the river is 7.8. What are the concentrations of H2PO4- and HPO42-
Two stars in a binary system orbit around their center of mass. The centers of the two stars are 7.53x1011 m apart. What is the mass of the smaller star
calculate the energy of an electron in the hydrogen atom when n=2 and when n = 6. Calculate the wavelength of the radiation released when an electron moves from n=6 to n=2. Is this line in the visible region of the electromagnetic spectrum
A coal-fired power plant produces a net electrical output of 500 MW. The composition of the coal burned is C= 72 %, H= 6 %, S= 3.5 %, O= 6 %, N= 1 %, and ash= 12 % by weight. It's heating value (HV) is 30200 kJ/kg. The net thermal efficiency is 36
a solenoid is designed to store Ul = 0.10 J of energy when it carries a current I of 450 mA. How many turns of wire must the solenoid have
1928497
Questions Asked
3,689
Active Tutors
1445672
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Adler believed that your birth order determines, to a large extent, your personality. He stated that your traits reflect, somehow, how you have achieved
Question: Identify a true statement about validity as applied to a test. Multiple choice question
What is another way to say ". It is important to ensure that the youth understand what the study involves, what their participation entails
Think about where you were the most and least engaged when reading a classmate's draft. Think about what captured your attention
Amanda said? Excellent post, Chrystal. You provided great insight into the helpful resource ERIC digital library is. I appreciate how it states the information
Examine historical literature to the most current period to see the growth of romanticism and EXISTENTIALISM. any major developments
You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.