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natasha

Questions (95)

an electronic circuit needs a potential difference of 3.6V across a resistor when a current of 0.03A is in it. Would the voltage
1. 1 answer
2. 394 views
a variable R is partly constant and partly varies as T when t=27 r=55 and when t=57 r=58.find the relationship between R and T
1. 1 answer
2. 313 views
Determine the maximum area of a rectangular piece of land that can be enclosed by1200 m of fencing.
1. 1 answer
2. 463 views
why the suction of a vacuum filtration apparatus is broken before the vacuum is turned off
1. 1 answer
2. 1,043 views
Find the power delivered to an element at t=3 ms if the current entering its positive terminal is i=5cos60πt A and the voltage
1. 1 answer
2. 7,530 views
determine the velocity of a charge that push by the 16 volts source
1. 1 answer
2. 349 views
LaTasha was presented with the following data set and argued that there was no correlation between x and y. Is LaTasha correct?
1. 3 answers
2. 2,218 views
how do you express the side length of a square as a radical, in simplist form, if the area is 252 ft. squared?
1. 1 answer
2. 1,241 views
A person is travelling in the east direction with a speed of 2 km/hr with respect to the ground. he finds that the wind seems to
1. 0 answers
2. 522 views
what is the significance of the odan tree in africa?
1. 4 answers
2. 2,546 views
A 500g ball moving at 72 km/h is stopped by a player in 2 sec calculatea) initial and final momentum b) force applied by the
1. 1 answer
2. 467 views
A speech about traditional african marriage is an advantage for men only,not women
1. 32 answers
2. 26,110 views
a shopkeeper after allowing a discount of 10% on the market price makes a profit of 8%.what percent above the cost price is it
1. 1 answer
2. 596 views
when will the resultant of the two vectors be at maximum when two forces of 5n and 7n act on an object?
1. 2 answers
2. 543 views
6 ⅚ – 17/18 Solve the following problem and convert to lowest terms (mixed number)
1. 1 answer
2. 492 views
A rectangular plot is bounded at the back by a river. No fencing is needed along the river and there is to be an opening in
1. 1 answer
2. 851 views
a.) the number of termsb.) the first term c.) the last term d.) evaluate the sum 5 E (3+n) n=1 8 E 2n/3 n=1 I don't know what
1. 1 answer
2. 460 views
A spherical surface completely surrounds a collection of charges. Find the electric flux (with its sign) through the surface if
1. 1 answer
2. 1,001 views
A small drop of water is suspended motionless in air by a uniform electric field that is directed upward and has a magnitude of
1. 0 answers
2. 564 views
A string has a linear density of 8.1 x 10-3 kg/m and is under a tension of 200 N. The string is 2.9 m long, is fixed at both
1. 0 answers
2. 970 views
A container holds 2.2 mol of gas. The total average kinetic energy of the gas molecules in the container is equal to the kinetic
1. 2 answers
2. 5,486 views
width of a normal sheet of paper is 8.5inches. Convert this length to kilometers
1. 1 answer
2. 690 views
Morgan Company received from Lee Company an invoice dated September 27. Terms were 2-10 EOM. List price on the invoice was
1. 0 answers
2. 860 views
4p + 2q = 8 and q = 2p +1 solve by substitution
1. 3 answers
2. 1,435 views
an ionic equation has 2H+(AQ)on the left side and H2(g) on the right. Are these species spectators? explain.
1. 1 answer
2. 1,691 views
A block with a mass of 0.5kg is pushed against a horizontal spring of negligible mass and spring constant 450 N/m until the
1. 2 answers
2. 2,515 views
A 1000kg car accelerates from rest to 30m/s over a distance of 20m.a) ignoring friction and air resistance, what is the power
1. 1 answer
2. 1,320 views
Which is an example of the commutative property?A. –8 + (–13) = –13 + (–8) B. 11 + (–14 + 5) = (11 + (–14)) + 5 C.
1. 1 answer
2. 396 views
What is the football name of this clue, seven squared?
1. 3 answers
2. 441 views
A clinical trial is run to assess the effects of different forms of regular exercise on HDL levels in persons between the ages
1. 1 answer
2. 827 views
Suppose that in the aerobic exercise group we also measured the number of hours of aerobic exercise per week and the mean is 5.2
1. 0 answers
2. 687 views
7. Consider again the data in problem #6. Suppose that in the aerobic exercise group we also measured the number of hours of
1. 0 answers
2. 625 views
8. The following data were collected in a clinical trial to compare a new drug to a placebo for its effectiveness in lowering
1. 1 answer
2. 1,324 views
A studyis run to estimate the mean total cholesterol level in children 2 to 6 years of age. A sample of 9 participants is
1. 1 answer
2. 680 views
among coffee drinkers, men drink a mean of 3.2 cups per day with a standard deviation of 0.8 cups. Assume the number of coffee
1. 1 answer
2. 1,599 views
a machine can produce 12 clay figure per hour.it costs $750 to set up the machine and $6 per hour to run the machine.each clay
1. 0 answers
2. 486 views
water is stored in a tank in the shape of an interval cone of height 10ft and diameter 6ft.express the volume of water in the
1. 0 answers
2. 604 views
a cylindrical container with a circular base has a surface area of 64ft squared.express its volume as a function of its radius
1. 1 answer
2. 1,555 views
an open box is to be made from a 4 ft by 5 ft piece of cardboard by cutting out squares of equals sizes with width x ft from the
1. 0 answers
2. 452 views
a closed box has a base twice as long as it is wide.if its volume is 100 in cubed,express its surface area as a function of the
1. 0 answers
2. 613 views
a 1 mile racetrack has two semicircula ends connected by straight lines.express the area enclosed by the track as a function of
1. 1 answer
2. 1,415 views
a 1 mile racetrack has two semicircula ends connected by straight lines.express the area enclosed by the track as a function of
1. 0 answers
2. 739 views
a piece of wire 12 inches long is to be used to form a square and or a circle.determine a function that expresses the combined
1. 0 answers
2. 467 views
a farmer has a 1500 feet of fencing in his barn.he wishes to enclose a rectangler pen,subdivided in two regions by a section of
1. 0 answers
2. 1,150 views
Review the passage below, which contains 20 errors. Identify these errors by marking each of the errors in bold, and make your
1. 1 answer
2. 606 views
One of the four underlined sections may mark an error in punctuation. Choose the option that marks the error in punctuation. If
1. 5 answers
2. 1,345 views
fill in the blank?es el libro _____profesor? no, es mi libro. la clase ____ profesor de español es muy interesante. la mochila
1. 1 answer
2. 1,134 views
miro ______ pizarra.what goes in the blank? voy _______ escuela. voy__________ laboratorio. escucho ___ profesor cuando el habla
1. 2 answers
2. 627 views
state if each sentences is climate or weatherthe is so hot but last night was cool
1. 1 answer
2. 387 views
the mean of adult men is 172 pounds with a standard deviation of 29 pounds. ask 20 men thier weight and use excel to calculate
1. 1 answer
2. 626 views
james has a metal fame with an 8.32 inch perimeter. if the sides are .04 inches thick, what is the perimeter of the inside of
1. 1 answer
2. 645 views
(2x^2-3x+1)(x^2+x-2)
1. 1 answer
2. 341 views
the graph y=x^3-4x^2+x+6 is stretched horizontally by a factor of 2 about the line x=4. what is the resulting equation
1. 1 answer
2. 553 views
find the net force produced by a 40 Newton force and a 50 Newton force in each of the following cases:Both forces act in the
1. 1 answer
2. 607 views
Describe and evaluate both the originof life theory
1. 1 answer
2. 436 views
A jeep is traveling in a straight line across a flat, empty dessert. On a navigational map with a unit representing 1 km, the
1. 1 answer
2. 1,029 views
A jeep is traveling in a straight line across a flat, empty dessert. On a navigational map with a unit representing 1 km, the
1. 1 answer
2. 511 views
In what ways did democracy create a new political culture? How did democracy impact social change?
1. 1 answer
2. 530 views
In what ways did democracy create a new political culture? How did democracy impact social change?
1. 2 answers
2. 483 views
What were the negatives of the new market economy? What were the positives of the new market economy? How did the creation of a
1. 1 answer
2. 609 views
What were the negatives of the new market economy? What were the positives of the new market economy? How did the creation of a
1. 1 answer
2. 581 views
(5x)+14=14+(5x)is this associative property of addition?
1. 2 answers
2. 583 views
The expected average rate of return for a proposed investment of $500,000 in a fixed asset, with a useful life of four years,
1. 1 answer
2. 723 views
The Anderson Company has sales of $4,500,000. It also has invested assets of $2,000,000 and operating expenses of $3,600,000.
1. 1 answer
2. 989 views
The Joyner Corporation originally budgeted for $360,000 of fixed overhead. Production was budgeted to be 12,000 units. The
1. 2 answers
2. 589 views
The Joyner Corporation originally budgeted for $360,000 of fixed overhead. Production was budgeted to be 12,000 units. The
1. 1 answer
2. 561 views
10(10X + 11) = 10I'm trying to slove for X but can't seem to get any number that will equal 10
1. 2 answers
2. 366 views
solve for X10(10X + 11) = 10
1. 1 answer
2. 367 views
what is meant by reusability in Access 2007
1. 1 answer
2. 297 views
identify factors which may have influenced the validity and reability of the ovservations.thank for your help.
1. 2 answers
2. 442 views
The volume of a gas is 250 mL at 340.0 kPa pressure. What will the volume be when the pressure is reduced to 50.0 kPa, assuming
1. 1 answer
2. 777 views
find the range of the relation (-1,4),(2,5), (3,5)then determine if the relation is a funtion or not thank u
1. 1 answer
2. 547 views
A cow is tied to the long side of a barn 10 feet from the corner.The rope being used to tie the cow to the barn is 21 feet long
1. 3 answers
2. 766 views
If 4 moles of gas are added to a container that already holds 1 mole of gas, how will the pressure change inside the container?
1. 3 answers
2. 673 views
A mixture of gases at a total pressure of 95 kPa contains N2, CO2, and O2. The partial pressure of the CO2 is 24 kPa and the
1. 2 answers
2. 2,130 views
A rigid container of O has a pressure of 340 kPa at a temperature of 713 K. What is the pressure at 273 K?
1. 2 answers
2. 861 views
The volume of a gas is 250 mL at 340.0 kPa pressure. What will the volume be when the pressure is reduced to 50.0 kPa, assuming
1. 1 answer
2. 790 views
Under what conditions of temperature and pressure is the behavior of real gases differ most from that of ideal gases?
1. 1 answer
2. 1,192 views
A breathing mixture used by deep-sea divers contains helium, oxygen, and carbon dioxide. What is the partial pressure of oxygen
1. 3 answers
2. 1,142 views
If a balloon containing 3000 L of gas at 39C and 99 kPa rises to an altitude where the pressure is 45.5 kPa and the temperature
1. 2 answers
2. 1,469 views
A sample of gas occupies 17 mL at -112C. What volume does the sample occupy at 70C?
1. 2 answers
2. 1,471 views
Consider an iron cube and an aluminum cube. If the two cubes were at the same temperature, how would the average kinetic energy
1. 1 answer
2. 1,371 views
If a total of 13.5 mol of NaHCO3 and 4.5 mol of C6H8O7 react, how many moles of CO2 and Na3C6H5O7 will be produced?3NaHCO3(aq) +
1. 4 answers
2. 1,351 views
which of the following would be the limited reagent in the reaction shown below there are 50 molecules of O2 and 50 molecules of
1. 3 answers
2. 472 views
The equation Mg(s) 2HCl(aq)---MgCl2 (aq) H2(g) is an example of which type of reaction?
1. 3 answers
2. 4,634 views
what is the balanced equation for the reaction that takes place between bromine and sodium iodide
1. 2 answers
2. 1,485 views
What were some of the accomplishments/achievments of the union called the Kinghts of Labour??
1. 1 answer
2. 403 views
What did Zora Neale Hurston and Langston Hughes do for America in the 1920's?
1. 1 answer
2. 778 views
The electric field in the atmosphere is about 140 N/C, downward.(b) Find the electric force on a proton with charge +1.6 10-19
1. 1 answer
2. 1,009 views
What charge exists on a test charge that experiences a force of 2.2 10-8 N at a point where the electric field intensity is 1.0
1. 2 answers
2. 1,258 views
kestrel for a knave
1. 1 answer
2. 346 views
_____ is a speakers willingness to accept that some counter arguements might be valid
1. 1 answer
2. 342 views
16a - 5b - (-6a - 15b) - (-4b)
1. 2 answers
2. 821 views
You're a famous movie producer. Large historical epics have become very popular, and you want to get in on the action. You need
1. 0 answers
2. 566 views
I tried many times this problem but it makes nonsense.Which statement is NOT true? 10+6x3-2divide2=27 10x6+3-2divide2=62
1. 0 answers
2. 468 views

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