Calculate the ph of 0099 m phosphoric acid h3po4 a
Calculate the pH of 0.099 M phosphoric acid (H3PO4, a triprotic acid). Ka1 = 7.5 x 10-3, Ka2 = 6.2 x 10-8, and Ka3 = 4.8 x 10-13
Expected delivery within 24 Hours
Calculate the pH of a solution made by adding 24 g of sodium acetate, NaCH3COO, to 26 g of acetic acid, CH3COOH, and dissolving in water to make 200. mL of solution.
From a height of 35.5m , a 1.50kg bird dives (from rest) into a small fish tank containing 53.5kg of water. What is the maximum rise in temperature of the water
An analog signal contains frequencies up to 10kHz. (a) What range of sampling frequencies allows exact reconstruction of this signal from its samples. (b) Suppose that we sample this signal with a sampling frequency Fs = 8kHz.
A box-shaped wood stove has dimensions of 0.75 m x 1.2 m x 0.40 m an emissivity of 0.80, Calculate its rate of radiation into the surrounding space
Two teams of nine members each engage in a tug of war. The first team's members have average masses of 73 kg, What is the acceleration of the two teams
1. Choose a sampling rate of Fs = 40 kHz. 2. Create a vector t of 32768 time-sample points spaced according to this Fs, starting at 0 seconds. 3. Compute a vector x of 32768 samples of a 5400 Hz sinusoid with amplitude of square root of 2.
A certain compound is made up of two fluorine atoms, one chlorine atom, and one phosphorus atom. What is the chemical formula of this compound
On the Apollo 14 mission to the moon, astronaut Alan Shepard hit a golf ball with a golf club improvised from a tool. find How long was the ball in flight
1932888
Questions Asked
3,689
Active Tutors
1450217
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
Problem: An infant with known congenital heart disease presents with weight loss, tachypnea, and hepatomegaly.
For a research topic on evaluating the access to health services for commercial sex workers as a mixed method approach provide the methodology
The healthcare provider ordered a urine culture for a client. Which item would a nurse need for a urine specimen collection from an existing indwelling
The nurse practitioner (NP) evaluates a client with complaints of a burning sensation in the chest that often occurs after meals and is exacerbated
I am writing a dissertation topic on the utility of community based interventions in post exposure support to survivors of IPV in uMzingwane district
A 12-month-old child presents with fever of 100.9, lethargy, vomiting and tachypnea. The history is significant for recent hand-foot-mouth disease infection.