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Bacteria population starts with 420 bacteria present and grows exponentially. Every bacterium divied into 2 organisms every 25 minutes. Determine size of population after 2 hours.
A solid exists in two forms that is A and B and their densities are 3.5155g/cm3 and 2.2670g/cm3, respectively. Analyze the pressure at which the two forms of the solid are in equilibrium at 25oC
There are various members of a class of compounds that is alkenes react with the hydrogen to create corresponding alkenes. Termed hydrogenation, this type of reaction is used to create the products
Determine the frequency of the light which is emitted by a hydrogen atom during a transition of its electron from the n= 4 to the n = 2 principal energy level.
Find out the per annum interest rate needed for the investment with continuous compound interest to triple in 6.75 years. Write your answer as the percent.
At 15.0 atm a sample of an ideal gas and 1.0L is permitted to expand a constant external pressure of 2.00 atm at a constant temperature. For the gas expansion estimate the work in units of kJ.
Write the example to illustrate that limit of the sequence may not be the limit point of range of sequence if terms of the sequence are not distinct.
There are 2 acres of land and 48 days of harvest labor available. How many acres must be devoted to each crop to maximize pounds of grain harvested?
Draw the curve by using parametric equations to plot points. Point out with the arrow direction in which curve is traced. Then eradicate parameter to a Cartesian equation of curve. x = t^3 + 1; y =
To increase revenues during recent recession, governor of the state proposed the given taxation formula. Compute individual's marginal after-tax income at income levels of $100,000 and $700,000.
Assume initially at 25.00 oC you have 20.81 g of water, in a perfectly insulated jug. Until the combined sample of water has a temperature of 58.71 oC, you add water which is at 83.71 o
A magnesium hydroxide solution is found to at 25C have a pH of 12.09. Determine hydroxide ion and the hydronium concentrations in the solution. Then compute the mass of magnesium hydroxide required
Where P is monthly mortgage payment and M0 is amount borrowed. If you borrow M0 = $36,000 and pay off loan in t = 120 months (so M(120) = 0), find monthly payment P?
Assume probability of the bike getting stolen in Honolulu is 10% and 22 bikes are arbitarily selected in Honolulu. Find the probability that 3 of them will be stolen?
Conclude the concentration of oxygen in the air above the water in mg/L at equilibrium when the Henry's constant for oxygen in water is 4.02*106 kpa/mol fraction and the pressure in the containe
Revenue (in thousands of dollars) from making x units of the item is modeled by R(x)=10x-0.005x^2. Determine average rate of change in revenue as x changes from 1004 to 1007.
Compute the numerical values of Q, W, ΔH and ΔU for the whole process by the use of steam table, in which one pound of liquid water is initially confined in a capsule at the 327.8o F&nbs
When the product of Ethyl propionate +diethyl oxalate + 1)NaOCH2CH3, then 2)H3O+ is heated with aqueous acid than what product is formed?
Calculate a, assuming that there are three earthquakes of magnitude at least six per year. Give the exact (symbolic) answer.
Calculate the number of moles and the partial pressure of each gas in a 15.75 L container at 30.0 oC having a mixture of neon and xenon gases only. The mole fraction of xenon is 0.761 and the t
A voltaic cell has a cell potential of 0.72 V whose cell reaction is given below,Find out the maximum electrical work that can be acquired from this cell per mole of iron ion?
The Sulfur-35 is a radioactive isotope used in the medical and chemical research. Sulfur-35 a 0.48 mg sample has an activity of 20.4 Ci. Determine the decay constant of sulfur-35 (in /s)?
Radioactive strontium 90Sr has been deposited in the large field by acid rain. If enough amounts make their way through food chain to humans, bone cancer can result. For how many years will field be c
A solution of sodium iodide was given to a patient to test for malfunctioning of thyroid gland that containing iodine-131. Explain the fraction of the iodine-131 nuclei would remain un-decayed after
Man wandering in desert walks 2.3 miles in direction S 31 Degrees W. At that time how far is he from starting point, and find his bearing from his starting point?