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Questions Asked on April 7, 2014

Use Newton’s first law of motion to explain how wearing a seat belt in a moving car could help prevent injury.
1. 18 answers
2. asked by Cindy
3. 14,954 views
Which of the following terms refers to legal protection provided against copying, distributing, performing, or changing both
1. 40 answers
2. asked by Anonymous
3. 8,678 views
Phosphorus-32 (P-32) has a half-life of 14.2 days. If 200 g of this substance are present initially, find the amount Q(t)
1. 1 answer
2. asked by Vanessa
3. 8,469 views
need help with math assessment lesson 7
1. 68 answers
2. asked by frida
3. 8,173 views
A grandfather clock shows a time of 7 o’clock. What is the exact radian measure of the angle between the hour hand and the
1. 2 answers
2. asked by collard
3. 5,803 views
The growth rate of Escherichia coli, a common bacterium found in the human intestine, is proportional to its size. Under ideal
1. 2 answers
2. asked by Vanessa
3. 5,765 views
1.C2.A 3.B 4.C 1.Which of the following most contributes to deforestation of the amazon rain forest? A. mining B. lumber miliing
1. 18 answers
2. asked by matt
3. 5,603 views
A 0.8612g sample of a mixture consisting of NaBr,NaI and NaNO3 was analysed by adding AgNO3 to precipitate the Br^- and
1. 5 answers
2. asked by Tat
3. 5,431 views
"Mental distance" from a rough draft can be achieved by:A. waiting 24 hours before revising B. revising in a different place
1. 4 answers
2. asked by Angela
3. 5,276 views
1.) Use Newton’s first law of motion to explain how wearing a seat belt in a moving car could help prevent injury.2.) A
1. 6 answers
2. asked by Cindy
3. 4,677 views
A radioactive substance decays according to the formulaQ(t) = Q0e−kt where Q(t) denotes the amount of the substance present at
1. 2 answers
2. asked by Vanessa
3. 4,671 views
Identify the part of speech or the form of speech in the underlines portion of the next sentence.Sleeping is my favorite hobby.
1. 5 answers
2. asked by Angela
3. 4,645 views
Revising often involvesA. making an outline B. Makes substainial changes in content C. making grammar corrections D. making
1. 3 answers
2. asked by Angela
3. 4,105 views
Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals).P(z -1.0) P(z -1.0) P(z
1. 2 answers
2. asked by vanessa
3. 3,420 views
Assume a binomial probability distribution has p = .60 and n = 200.c. What is the probability of 100 to 110 successes (to 4
1. 3 answers
2. asked by Vanessa
3. 3,332 views
A survey about the student government program at a school finds that of 245 students:• 218 students like the program • 27
1. 2 answers
2. asked by Cindy
3. 3,242 views
The percentage of a certain brand of computer chips that will fail after t years of use is estimated to beP(t) = 100(1 −
1. 6 answers
2. asked by Vanessa
3. 3,231 views
How much ice (in grams) with the temperature of 0∘C would have to melt to lower the temperature of 355mL of water from 26∘C
1. 1 answer
2. asked by Eddie
3. 3,141 views
1. Which of the following energy transformations best describes the operation of a solar powered battery charger?(a) electrical
1. 3 answers
2. asked by Jessica
3. 3,127 views
Two parallel chords of lenght 24cm and 10cm which lie on opposite sides of the circle are 17cm apart.calculate the radius of the
1. 2 answers
2. asked by Peterson
3. 2,957 views
Propane (C3H8) burns according to the following balanced equation:C3H8(g)+5O2(g)→3CO2(g)+4H2O(g) Calculate ΔH∘rxn for this
1. 2 answers
2. asked by Anonymous
3. 2,816 views
1. Which of the following energy transformations best describes the operation of a solar powered battery charger?(a) electrical
1. 1 answer
2. asked by Jessica
3. 2,776 views
#7. Find the area of a polygon with the vertices of (-4,5), (-1,5), (4,-3), and (-4,-3).
1. 2 answers
2. asked by Heather
3. 2,756 views
sodium chloride (relative molecular mass = 58.5) had a solubility of 36.0 g per 100g of water. the density of the solution is
1. 4 answers
2. asked by Ollie
3. 2,709 views
Assume that a given solution caontains Ag+or Ba2+ or a mixture of both. A reasonable method for doing a qualitative analysis on
1. 2 answers
2. asked by Anonymous.
3. 2,656 views
31% of adults say that cashews are their favorite kind of nut. You randomly select 12 adults and ask them to name their favorite
1. 1 answer
2. asked by Anonymous
3. 2,565 views
Divide the word inseparable into syllablesA. Ins-ep-ar-a-ble B.In-sep-ara-ble C.In-sep-ar-a-ble D. In-se-par-able I think it is
1. 1 answer
2. asked by Angela
3. 2,518 views
explain how a microclimate can affect crop productionI need someone to explain this to me because i don't get it
1. 3 answers
2. asked by Anna
3. 2,479 views
Professor York randomly surveyed 240 students at Oxnard University, and found that 150 of the students surveyed watch more than
1. 3 answers
2. asked by Angela
3. 2,283 views
Two ice skaters start out motionless in the center of an ice rink. They then push each other apart. Thefirst skater (mass = 80
1. 1 answer
2. asked by Brendan
3. 2,230 views
Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals).P(z -1.0) P(z -1.0) P(z
1. 1 answer
2. asked by Vanessa
3. 2,185 views
Assuming bicycle tires are perfectly flexible and support the weight ofbicycle and rider by pressure alone, calculate the total
1. 4 answers
2. asked by Mohanad
3. 2,115 views
where did major general WilliamRufus Shafter stay while he controlled the war? PLEASE HELP!!!!!!
1. 5 answers
2. asked by Sierra
3. 2,086 views
what is the surface area of a sphere with a radius of 5 meters rounded to the nearest square meter? MY ANSWER: 314m^2 (is it
1. 18 answers
2. asked by luna
3. 2,072 views
Name the property of equality that justifies that statement"If m<1 + m<2 = m<3 + m<4 and m<2 = m<4, then M<1 + m<4 = m<3 + m<4"
1. 5 answers
2. asked by Kylee
3. 2,018 views
The sales team at an electronics store sold 48 computers last month. The manager at the store wants to encourage the sales team
1. 6 answers
2. asked by anonymus
3. 1,956 views
Water towers store water above the level of consumers for times ofheavy use, eliminating the need for high-speed pumps. How high
1. 1 answer
2. asked by Mohanad
3. 1,898 views
A gas has a pressure of 4.62 atm when its volume is 2.33 L. If the temperature remains constant, what will the pressure be when
1. 2 answers
2. asked by Suzanne
3. 1,883 views
what is the slant height for the given pyramid to the nearest whole unit? with a pyramid base of 12cm and a height of 8cm. MY
1. 2 answers
2. asked by luna
3. 1,861 views
Draw each of the following vectors on graph paper, then find the x- and y- components. Make sure to include units in your
1. 1 answer
2. asked by Tyler
3. 1,854 views
There are 5 red marbles, 6 blue marbles, e green marbles, and 2 yellow marbles in a bag. What percent or fraction represents the
1. 2 answers
2. asked by anonymus
3. 1,818 views
How many excess electrons are there in a typical lightning bolt that has about 16 C of charge?Answer 1 x 1020 1 x 1019 10 1 x
1. 1 answer
2. asked by m
3. 1,768 views
As a fundraiser a school club is sellin posters. The printer charges a $24 set up fee plus $o.20 for each poster. Then the cost
1. 1 answer
2. asked by pam
3. 1,729 views
the height (in meters) of a projectile shot vertically upward from a point 2 m above ground level with initial velocity of 24.5
1. 1 answer
2. asked by Please help mee
3. 1,632 views
Use the Nernst equation to calculate the iron (II) concentration for the followingiron/copper electrochemical cell when [Cu2+] =
1. 4 answers
2. asked by Adrik
3. 1,614 views
What volume of Cl2 gas, measured at 687torr and 34∘C, is required to form 27g of NaCl?
1. 2 answers
2. asked by Amy
3. 1,603 views
The common language used in acedemic and workplace settings is called:A.Slang B. Colloquial C.standard English d.jargon I would
1. 11 answers
2. asked by Angela
3. 1,584 views
A survey about the student government program at a school finds that of 245 students:• 218 students like the program • 27
1. 2 answers
2. asked by Cindy
3. 1,572 views
Select the correct statement describing feedback control in animals.Select the correct statement describing feedback control in
1. 2 answers
2. asked by Anna
3. 1,532 views
Sally is 54 years old and her mother is 80, how many years ago was Sally’s mother three times her age?I believe that the
1. 2 answers
2. asked by kagney
3. 1,513 views
When 0.451g of biphenyl (C12H10) undergoes combustion in a bomb calorimeter, the temperature rises from 26.7∘C to
1. 4 answers
2. asked by Anonymous
3. 1,451 views
Convert the following pressures to pressures in atmospheres. a. 151.98 kPab. 45.6 psi
1. 3 answers
2. asked by Suzanne
3. 1,448 views
In a recent study, 100 males used a new weight-loss supplement, and all but 20 of them experienced weight loss after two weeks.
1. 4 answers
2. asked by Brice
3. 1,429 views
a 4kg bird is flying with a velocity of 4m/s2. what is the kinetic energy?
1. 1 answer
2. asked by Anonymous
3. 1,384 views
determine the exact value of (cot pi/3) + (csc pi/3) / (cos pi/4). how is this calculated? i mean the steps to get the exact
1. 1 answer
2. asked by carli
3. 1,381 views
Using f(x), determine a formula for the Riemann Sum S_n obtained by dividing the interval [0, 4] into n equal sub-intervals and
1. 1 answer
2. asked by Dee
3. 1,376 views
In cat, the gene for black coat is dominant to the gene for white coat. A heterozygous black cat is crossed with a white cat.
1. 2 answers
2. asked by didi
3. 1,365 views
Angles A and B are located in the first quadrant. If sin a =5/13 and cos b= 3/5 , determine the exact value of cos (a+b) .
1. 2 answers
2. asked by Hyde
3. 1,352 views
The length (in centimeters) of a typical Pacific halibut t years old is approximatelyf(t) = 190(1 − 0.955e−0.25t). (b) How
1. 1 answer
2. asked by Vanessa
3. 1,349 views
Describe how a large water body can affect the amount of snowfall a region receives in the winter.?
1. 2 answers
2. asked by Anna
3. 1,336 views
What is the multiplicative inverse of 6 1/7?My answer- 16
1. 4 answers
2. asked by Holly
3. 1,329 views
A plane is flying with an airspeed of 200 miles per hour and heading 150°. The wind currents are running at 30 miles per hour
1. 2 answers
2. asked by NEED HELP ASAP
3. 1,311 views
Make a "what if" statement about how history may have changed in America if Zenger had not gone into the newspaper business.What
1. 3 answers
2. asked by Anonymous
3. 1,292 views
1. I saw him swim in the river.2. I saw him swimming in the river. --------------------------------- What is the difference
1. 1 answer
2. asked by rfvv
3. 1,273 views
the average placement test score of a sample of 64 students out of 1000 registered at a community college is 70 with a standard
1. 1 answer
2. asked by D
3. 1,265 views
Write a 700-1500 word paper that discussed the problems with health care among Latinos
1. 1 answer
2. asked by sandra
3. 1,222 views
Please use this for the portfolio. You will need graph paper.1. Start with Triangle ABC with vertices: A(0,2), B(2,5), C(3,0) 2.
1. 1 answer
2. asked by brit
3. 1,215 views
Susan uses 15 rolls of ribbon to decorate 10 wedding baskets. Each roll of ribbon is 5 3/8 yards long. After she decorates the
1. 2 answers
2. asked by thomas
3. 1,207 views
Usted debe corregir las pruebas. Usted tiene que darme más tiempo. Usted debe ir con nosotros. Usted no debe mascar chicle.
1. 1 answer
2. asked by Kimberly
3. 1,199 views
Earthquakes are essentially sound waves—called seismic waves—traveling through the earth. Because the earth is solid, it can
1. 1 answer
2. asked by Kate
3. 1,185 views
What is the difference between tangible and intangible property?Tangible and intangible property are both covered by
1. 6 answers
2. asked by Anonymous
3. 1,183 views
Julia has 1/3 has many stamps as Robert and also 2/3 as many stamps as erin. if erin has 36 stamps, what is the total number of
1. 1 answer
2. asked by Anastasia Presnyakova
3. 1,175 views
Using the subject “usted” and the verb in the imperative, tell your instructor three things she or he must do. Then tell
1. 2 answers
2. asked by Kimberly
3. 1,091 views
Benzene has a heat of vaporization of 30.72kJ/mol and a normal boiling point of 80.1 ∘C.At what temperature does benzene boil
1. 1 answer
2. asked by Connor
3. 1,065 views
What is a constitutional monarchy?
1. 3 answers
2. asked by Aniston
3. 1,062 views
When are tides in Earths oceans the highest?1. during the moon's waning gibbous phase 2. during the moon's waxing gibbous phase
1. 3 answers
2. asked by Helena
3. 1,042 views
How much energy is required to change a 40 g ice cube from ice at -25°C to steam at 105°C?
1. 2 answers
2. asked by Renee
3. 1,038 views
The wheelers' bill at a restaurant is $63.00.How much money should Mr.Wheeler leave as a tip 15%?
1. 2 answers
2. asked by algebra
3. 1,037 views
Consider a solution that contains Ag+ , Ba2+, and Pb2+ each at a concentration of .2Ma) You add NaCl until the concentration of
1. 3 answers
2. asked by Anonymous.
3. 1,026 views
Question 1. 1. It is unfair to criticize the profit-making purpose of business because: (Points : 1)it is in the nature of
1. 9 answers
2. asked by Jamski
3. 1,016 views
10 mL of 0.1 HCl was added to 9mL of water. 10 mL of that solution was added to another 90 mL of water. The student diluted the
1. 1 answer
2. asked by Keyatta
3. 1,009 views
A train is traveling along a straight, horizontal track at a constant speed of 20 mph (i.e.,a non-relativistic speed). An
1. 1 answer
2. asked by anonymous
3. 1,007 views
Which of the following are examples of debt overhang? Which examples are likely to lead to a cutback in spending? Explain.a.
1. 1 answer
2. asked by Anonymous
3. 951 views
Can someone please tell me if I have the right answers?Pasteur's experiments led to which theory? A. biogenesis theory B.
1. 0 answers
2. asked by Jane
3. 934 views
Two towers P and Q are 600m apart with P being due east of Q. A church is on a bearing of 210 degrees from P and 125 degrees
1. 1 answer
2. asked by Liam
3. 934 views
If a 25 lb weight is attatched to a spring how far will it stretch? I got an answer for a 15 lb weight with 8 inches to be 15/8
1. 0 answers
2. asked by candace
3. 933 views
the gamma function r(x) is defined by r(x)= integral from 0 to infinity of x^n-1(e^-1)dx where n>0. Use integration by parts to
1. 0 answers
2. asked by chelsea
3. 921 views
Phosphorus-32 (P-32) has a half-life of 14.2 days. If 200 g of this substance are present initially, find the amount Q(t)
1. 7 answers
2. asked by Vanessa
3. 918 views
So I have some questions that start with Do the data sets have a positive, a negative or no correlation?Can anyone help explain
1. 1 answer
2. asked by Kathlyn
3. 916 views
You are given 10 µL of a DNA stock solution that has 1.0 µg target DNA/µL. The target DNA molecule is 2.9 kb in length.Descri
1. 0 answers
2. asked by Meena
3. 911 views
A volume of water delivered using a buret has a mass of 2.67 g. What was the final volume reading on the buret if the inital
1. 1 answer
2. asked by Anonymous
3. 891 views
Sample space ={1,2,3,4,5}p(1)=0.1, p(2)=0.2 and p(3)=p(4)=0.05. Assume that A={1,3,5} and B={2,3,4}. Find p(5). Find p(A^c). I
1. 0 answers
2. asked by Temmick
3. 883 views
22.Angles A and B are located in the first quadrant. If and , determine the exact value of .How do I get 16/65?
1. 1 answer
2. asked by Hyde
3. 880 views
Collina’s Italian Café in Houston, Texas, advertises that carryout orders take about 25 minutes (Collina’s website,
1. 1 answer
2. asked by Vanessa
3. 874 views
The free shipping and manufacturer’s warranty that comes with a coffee maker represent which category of purchase criteria
1. 1 answer
2. asked by Belinda
3. 863 views
Phosphorus-32 (P-32) has a half-life of 14.2 days. If 200 g of this substance are present initially, find the amount Q(t)
1. 0 answers
2. asked by vanessa
3. 861 views
Susan uses 15 rolls of ribbon to decorate 10 wedding baskets. Each roll of ribbon is 5 3/8 yards long. After she decorates the
1. 2 answers
2. asked by thomas
3. 855 views
How do endotherms and ectotherms differ?a) Endotherms are warm-blooded and ectotherms are cold-blooded. b) Endotherms and
1. 0 answers
2. asked by Anna
3. 842 views
can anyone explain to me why LiCO3 is NOT a lithium compound? and what exactly is needed for lithium compounds?? thanks!
1. 2 answers
2. asked by Ollie
3. 840 views
X/5=12
1. 8 answers
2. asked by Susan
3. 824 views

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