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harry
Questions (87)
At what depth in seawater is the gauge pressure 1.0 x
105 Pa?
0 answers
219 views
What is the magnitude of the magnetic field at point B produced by a current I if the magnitude of the field at point A is B0?
A)
1 answer
789 views
The majority of Aztecs belonged to what social class?
A. nobles B. commoners C. slaves D. priests
6 answers
1,791 views
A champion discus thrower throws a discus with an initial speed of 26 m /s. If the discus is thrown upward at an angle of 45o,
2 answers
1,170 views
During a sale arianna purchases a sweater listed at $100 . With 20% off and 7% sales tax, How much did she pay for hte
1 answer
828 views
Iam trying. to unscrambled anruiclme ssepxosneir. please. help. me.
1 answer
382 views
karen has 60 percent as much as money as leslie. leslie's sum of money is 60 %mof matthews. if matthews gives karen 140, matthew
1 answer
476 views
A coconut thrown horizontally at 20 m/s from the top of a hill 63 m high. How far from the base of the hill does the coconut hit
2 answers
1,721 views
A uniform solid sphere is placed on a smooth horizontal surface and a horizontal force F is applied on it at a distance h above
1 answer
775 views
A bullet is found embedded in the wall of a room 2.9 m above the floor. The bullet entered the wall going upward at an angle of
1 answer
990 views
Beaker A,B and C contain water with a total volume of 1 litre.Beaker B has 125 millilitres less water than beaker A. Beaker B
1 answer
527 views
Candice makes gift boxes during her free time.She charges 40 cents for a triangular box,50 cents for a heart shaped box and a
1 answer
927 views
Tom,Jerry and Ali share 279 marbles. Tom has 4 times as many marbles as Jerry and Ali has 36 more marbles than Tom.
(a)How many
2 answers
654 views
Agus sold packets of sweets to Halim and Kairi in the ratio 8:13.He sold the sweets in 2-kg packets.What was the smallest
1 answer
1,809 views
When 15 is subtracted from a number,the anwser is the same as when the number is divided by 6.
1 answer
523 views
To the nearest tenth, what is the distance between (7,4) and (12,5)?
a) 4.8 units b) 4.9 units C) 5.0 units d) 5.1 units Please
4 answers
1,090 views
Susie bought 5 kg of flour and 4 kg of sugar for $14.80.If 3/4kg of flour cost as much as 3/5kg of sugar,find the cost of 1kg of
1 answer
2,069 views
A coffee merchant sells a customer 3 lb of Hawaiian Kona at $9.75 per pound. The merchant's scale is accurate to within ±0.03
0 answers
718 views
Mary has $4.00 in nickels, dimes, and quarters. If she has twice as many dimes as quarters and forty-seven more nickels than
2 answers
1,276 views
Two masses are connected by a light cord over a frictionless pulley as shown. If M1 = 8.9 kg and M2 = 5.7 kg, calculate the
0 answers
755 views
consider the inequality 2x+3≤-3. Find the set of all integer solutions of this inequality that are also solutions of the
1 answer
812 views
semir, sarah and sung so decided to raise money for a local homeless shelter by working in a local deli. the deli agreed to
5 answers
1,822 views
A 475 gram box is given a push and it then slides up and back down a ramp with a 35.0° incline. The coefficient of friction is
0 answers
882 views
19 cars start a race. in how many ways can the top 3 cars finish
1 answer
1,050 views
what is the square root of 0.31428 with explanation.by divison method.
2 answers
441 views
find the solution:
(y^(2) dx)/(1-x)=dy
1 answer
304 views
find the solution:
e^y=1/(y^'+1)
0 answers
686 views
Find the specified coordinates of the centroid of the area bounded by
a) x=3 and 2x=y^2 find the coordinates x and y of the
0 answers
458 views
Find the coordinates of the centroid of the following volume of revolution formed by rotating the area bounded by y^2-4=-x^2,
0 answers
433 views
Find the particular solution of the following differential equation by using the given boundary conditions.
y(1+x)=x(y+1)(dy/dx)
0 answers
667 views
Find the centroid of 4 particles of equal mass located at (0,0), (4,2), (3,-5), and (-2,-3)
0 answers
398 views
enthalpy change^H is +23kJ mol-1 of phosphine (PH3) for the reaction
2P(s)red+3H2(g)---->2PH3(g) a) Calc. entropy change for this
0 answers
1,186 views
a gas sample heated in a cylinder uses 650kJ of heat. a piston that compresses this gas does 800kJ of work. What is the change
0 answers
542 views
list the following substances in order of increasing molar entropy at 25'c.
H2O(l), H2O(g), H2O(s), C(s), Ar (g) Explain your
1 answer
685 views
the standard free energies of formation of SO2(g) and SO3(g) are -300.4 and -370.4kJ mol-1 respectively. Calculate the value of
1 answer
992 views
Which is the higher density of polyethylene, linear or branched? Select the choice with the best accompanying explanation
0 answers
919 views
A pressure vessel contains a large volume of CO2 gas at 10 atm pressure. A membrane composed of a poly(ether ketone) polymer
6 answers
638 views
What is the degree of polymerization, n, of polypropylene with a molecular weight of 600,000 g/mole?
0 answers
407 views
Calculate the surface energy of the (100) surface of niobium. The enthalpy of atomization of niobium is 745 kJ/mole. Express
3 answers
437 views
What is the pH of 50 mL of a 0.2M glycolic acid aqueous solution after adding 5 mL of 0.25 M KOH? The pKa of glycolic acis is
1 answer
391 views
Estimate the Cl-As-F bond angle
0 answers
351 views
Ive been absent from class because of the flu so i don't have a clue how to figure these out! Help! due tomorrow at 12!
1).Suppos
0 answers
530 views
200 gram cube is moved by a 100 gram water filled Styrofoam cup
0 answers
486 views
Give a formula for the function illustrated using a vertical shift of an exponential function. The two points marked on the
1 answer
3,223 views
y = x2 + 6x
2 answers
257 views
Find the value of csc Q for angle Q in standard position if the point at (3, –1) lies on its terminal side.
0 answers
645 views
One enzyme- catalyzed reaction in a biochemical cycle has an equilibrium constant (K1) that is 10 times the equilibrium constant
2 answers
1,696 views
Calculate the Coulomb potential due to the nuclei at a point in a LiH molecule located 200 pm from the Li nucleus and 150 pm
0 answers
882 views
1.) The first person who requires your assistance is Tina the bearded lady. Tina’s side job is to look after the elephants
0 answers
547 views
if the isotonic solution in our body reduces like near to negligible then what would be the effect will it make on hematocrit
0 answers
377 views
one box holds 16 crayons. ANOTHER BOX HOLDS 24 CRAYONS. wRITE A SENTENCES USING WOLDS THAT COMPARES THE CRAYONS IN THE TWO
1 answer
898 views
a single card is drawn from a deck. find the probability of selecting a 10 or a diamond.
1 answer
1,204 views
Why am I getting error called that the renaming refractor cannot apply in this context when trying to change a name in the
3 answers
489 views
Please tell me a software to edit ,write PDF files with all the necessary functions in a word document that i can free download
2 answers
425 views
An electric circular saw is designed to reach its final angular speed, starting from rest, in 1.16 s. Its average angular
3 answers
841 views
how do i differentiate √secx+tanx ??
2 answers
476 views
you have 8 moving boxes that you can use to pack for college. each box holds 15 lbs of clothing or 60lbs of books. let c be the
1 answer
374 views
model rocket is launched straight upward with an initial speed of 50.0 m/s. It accelerates with a constant upward acceleration
3 answers
886 views
how would you get iron from iron oxide?
0 answers
381 views
paul did 9 tricks in 2 minutes and 15 seconds.how many seconds did each trick take?
2 answers
430 views
factorise
1. 3a^2 - 2a - 8 2. 3x^2 + 31 + 10 3. 64y^2 - 49 please help thankyou
1 answer
488 views
A school sells tickets for a show, (a) adult tickets and (c) child tickets.
1) each adult ticket costs $8 and each child ticket
3 answers
746 views
for my history homework i need to make a leaflet or poster demonstrating different attitudes to war.
im not sure what to do. i
1 answer
460 views
what happens to bacteria between tempretures five degrees and sixty three degrees
1 answer
395 views
in f(x)=ln(x/x-1) how would you write an exporession for f^-1(x), where f^-1(x) denotes the inverse of f(x)
2 answers
370 views
the domain and range of y=1/(x-2)
1 answer
362 views
inverse of y=(x+6)^3+3
2 answers
275 views
Calculate the equilibrium constant for the weak base CH3NH2, if a solution of the base with an initial concentration of
1 answer
969 views
i need an 8 letter word with only the consonant N and it is used 4 times
1 answer
445 views
simplify:
y = 5x + 3 (6x^2 - 2x)
1 answer
324 views
If an element has three electrons in its outmost evergy level, what charge would most likely form on an ion from this element?
1 answer
450 views
Graph the function.
y=-1.6(6)^x What is the domain and range?
1 answer
394 views
How can one earthquake cause anotehr one?
1 answer
313 views
Using the inverse of:
2 1 -3 4 Find 2x+y=2 -3x+4y=1
3 answers
351 views
Let B=
0 1 1 0 Find B if it is to the negative one power. (Its supposed to be a matrix, but I don't know how to write the
2 answers
454 views
why were the romans so well behaved when they were at soldier school
1 answer
915 views
can you solve this equation by using simultaneous equations and can you write the method please?
Sarah and Louise have a combined
2 answers
837 views
I REALLY NEED HELP ON THIS. I WOULD BE GRATEFUL IF SOMEBODY COULD FIGURE IT OUT: A A A AIRBORNE AND AND AND AND AND AND BECOMES
5 answers
408 views
consecutive odd integer problem
find two odd integers the sum of whose squares is 130. (sq)=squared let x= 1st odd int let
1 answer
789 views
consecutive odd integer problem
find two odd integers the sum of whose squares is 130. (sq)=squared let x= 1st odd int let
3 answers
710 views
Listening to a CD has been the method of listening to music for the last 20 years. Now downloading on Itunes and sharing MP3
4 answers
979 views
name ten countries using different techniques in industries
0 answers
342 views
How do you solve 1/16=64^(5x-4)?
thank you Notice that 16 and 64 are both powers of 2. 2^-4 = 2^6(5x-4) take log base 2 of each
0 answers
482 views
Question Details:
Finding Regression for each set of data & finding best fit equation for each set of data: Data 1: X: 1 2 3 4 5
0 answers
630 views
write the equation for copper(II) sulfate pentahydrate and ammonium sulfate forming:
Cu(NH4)2(SO4)2*6H2O not sure how to balance
1 answer
1,545 views
A rocket weighs 1 x10^7 N while on the surface of the earth. The ignition of its engines results in a lift off force of 1.5 X
0 answers
610 views
A 10O0Kg elevator is hoisted upward from rest by a cable. In the first two seconds there is an 1100N tension force in the cable
0 answers
581 views