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Determine them utilizing either law of sines or law of cosines. Angle A is 22degrees opposite side length 13. Angle C and opposite side c length is unknown. Angle B is unknown opposite side b length
A long strip of it is torn off and measured to be 5.6 m long and an adding-machine tape has a width of 5.80 cm. Translate the 5.6 m into centimeters.
Determine the number of grams of CO2 (Mm = 44.0 g/mol) are formed in the combustion of 19.0 g of C8H18 (Mm = 114.2 g/mol)?
If the electron returns to the ground state, explain in which level was it before the photon was emitted where a hydrogen atom in an excited state emits a photon of frequency = 2.924 x 1015 s-1.
Determine the number of minutes does it take for the concentration of the reactant,[A], to drop to 6.25 % of the original concentration when a certain first order reaction has a rate constant of 5.
A solid having the sample of A 27.13-g is placed in a flask. The solid is insoluble in the Toluene, is added to the flask so that the complete volume of liquid and solid together is 50.0mL.
At noon passenger ship was 40 miles north of port traveling at 30 mph, while tanker was 30 miles east of port traveling 20 mph. Find theta to nearest 10th of the degree.
On the periodic table the atomic weights are said to be "relative weights." Then explain - relative to what? Assume the Helium atom was assigned an atomic mass of 1.0000 amu, Calculate the
In the water the enthalpy of solution of ozone (O3) is -17 kJ/mol, and its solubility at 0 degrees Celsius and 1.00 atm is 0.105 g per100 g water.
The parabolic arch has the span of 120 feet and maximum height of 25 feet. Select appropriate rectangular axes and determine equation of parabola.
The water used for irrigation is measured in acre-feet in the United States. An acre-foot of water covers an acre to a depth of exactly 1 ft. An acre is 4840 yd2.
The airplane traveling from Denver to Pasco should detour around the storm in Rocky Mountains. State each leg of trip with components of the vector in standard position.
Biologists seen that population doubles every 8 years, and now population is 80,000. Evaluate squirrel population 10 years from now.
The open-top box is to be constructed form the 16 inch square sheet of cardboard by cutting out congruent squares at every corner. Then determine maximum possible value of box.
Determine force which rope should exert on cart to keep it from rolling down ramp. Illustrate drawing and describe steps in solving problem and give reasoning for step.
The child building the tower with blocks places 19 blocks in first row, 18 blocks in second row, 17 blocks in third row, and so forth. How many blocks are in tower if it has 13 rows total?
Janice has the uncle who offers her given choices. After doing computations which one must she select, why, and what would be actual difference?
Determine A. How long will it be before value of account is $100,000? B. Find balance in 30 years when Jack retires?
The deposit of 1,000 is made once a year, starting today, into the bank acount earning 3% interest per year, compounded annually. If 20 deposits are made, find balance in account on day of last dep
Annual deposits of 3,000 are made into the bank account earning 5% interest per year. Find balance in account right after 15th deposit if interest is calculated A. Annually B. Continuously.
Sketch V as the function of m for m greater of less than 100,000mi. Graph function. Electric power P (PW) supplied to the element in the circuit is product of voltage e and current I.
State the following as the sum, difference, or multiple of logarithms. Part of logarithm may be find out exactly. log(2) 40. ie log base 2 40.
Determine length of the arc with angle 120 degree in the circle with 12 meters. Compute all values of t in interval [0,2pi] which satisfy 2 cos t + 1 =0.
How many people live in New York in year 2008? Find out when population will reach 10 million mathematically. Verify graphically.
Rectangular solar panel is 10 cm by 15 cm. By adding same amount to each dimension, area is doubled. How much is added.