calculate the heat of formation of methane Ch4(g) is its heat of combustion is-780kjmol-1. the heat of formation ofCo2(g)and H2O(l) are -388kjmol-1 and -360kjmol-1respectively.
what is the greatest possiable error for 28000?
What is the slope of the line that passes through the given points? (6, 2) and (7, 4)
The table shows the median home prices in Florida. What is the equation of a trend line that models a relationship between time and home prices? Use the equation to predict the median home price in 2020. Year 1940 1950 1960 1970 1980 1990 2000 Median Price($) $20,200 $39,900 $...
sam's birthday cake was cut into 16pcs. after his party, 3 pcs. were left. what fraction of his cake was left? what fraction of his cake were eaten?
one third to the third power times two fifth to the third power is
Which of the following theories asserts that all animal activity is learned, rather than genetically programmed?
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I need to divide 5/8 cup of buter into 12 servings
a car traveling at 30.0m/s undergoes a constant negative accerleration of magnitude of 2.00m/s^2 when the brakes are applied. how many revolutions does each tire make before the car comes to a complete stop,assuming thaat the car does not skid and that the tires have radii of ...
9th grade american government
What is required to become secretary of state? How it affects our govt? Job description? Salary? When 1st established? Where located? Why is it important?
Due to medical advancements and increasing costs, many health care services or procedures have moved from the inpatient hospital setting to the outpatient ambulatory care setting. What are the main purposes of ambulatory care? Do you think ambulatory care is changing society...
WHAT IS 20%OF 100