Find the limiting reactant
Two compounds of nitrogen tetroxide(N2O4) and hydrazine(N2H4) are used as rocket fuels. When the two are mixed, they ignite and produce nitrogen gas and water. Find the limiting reactant, mass of N2 and mass of the excess reactant
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A cumbustion analysis was carried out on 1.621g of newly synthesize compound which was known to contain only carbon,hydrogen and oxygen. The masses of H20 and carbondioxide produced were 1.902g and 3.095g respectively,what is the emperical formula
Consider a harmonic electromagnetic plane wave with angular frequency ω and propagation vector k=(kx,ky,kz) (i.e., propagating in an arbitrary direction). The electric field vector is E=(Ex,Ey,Ez), and the magnetic field vector is B=(Bx,By,B
How many joules of energy are necessary to heat the steam from 100 degrees celsius to 114 degrees celcius if the specific heat of steam is 2.01 j/g degrees celcius?
Self-reports are a rather easy and quick way to gather information there are fewer potential ethical issues than many other forms of research, and they are relatively inexpensive.
Write a mathematical equation for the rate of reaction as related to the concentration of oxalic acid (H2C2O4) and the rate of reaction to the concentration of permanganate (MnO4-).
What is most common chemical method for removing H3O+ ions in aqueous solution?
A titration to determine the Ksp of MgCO3 is done by adding 0.030M MgCl2 to 50.0mL of 0.010M Na2CO3. The titration requires 10.50mL to observe the first visible precipitate. Calculate the solubility product of MgCO3 from this data. Show Work.
Explain why your awareness of both the limits of everyday reasoning and the methods of psychological research would lead you to disagree with your friend's assertion.
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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.