What is the percent iron sulfate in the sample
What is the percent iron (II) sulfate in the sample if a 1.818g sample containing iron(II) sulfate is dissolved and needs 34.1mL of 0.0115M K2Cr2O7solution to titrate it.
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Assume the correlation, r, between two variables x and y is -0.44. What would you predict about a y value if the x value is 2 standard deviations above its mean? It will be 0.88 standard deviations above its mean.
Discuss how much butane is present as a liquid? If the butane is warmed to 25degrees C, describe how much is present as a liquid? Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.4 degrees C.
Calculate the molecular formula of the compound. A compound of P and F was analyzed as follows: Heating 0.2324 g of the compound in a 378 cm3 container turned all of it into gas, which has a pressure of 97.3 mmHg at 77 degrees Celsius.
Find out the molarity of a sodium van date (Na3VO4) solution if 35.6mL of the solution are required to titrate a 0.659g sample of pure potassium sulfite ?
Assuming that the rate of decay is 13.6 counts per minute per gram, determine the age of the remnant in years. 14C has a half life of 5730 years. A humanoid skeleton was found to contain 14C with the decay rate of3.1 counts per minute per gram of
The rectangle floor of a closet is divided into two right triangles by drawing the diagnol. Length of closet is 2 feet more than twice the width. Diagnol is 13 feet. Find closet's length and width.
Your response should list the letters for all correct answers in alphabetical order (for example: BFGH). Which of the following molecules or polyatomic ions have a dipole moment (that is, which molecules or ions are polar)?
A reaction mixture in a 10.00 liter flask contains 4.1 moles each of hydrogen and fluorine gases plus 3.4 moles of HF. When this mixture reaches equilibrium what will be the concentration of hydrogen?
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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.