Questions and answers by

candy

Questions (152)

-3/4 x 5/16 x 7/12 divided by -3/16 x -5/7
1. 1 answer
2. 5 views
what is scramble in africa
1. 3 answers
2. 35 views
What is absolute magnitude?(1 point) Responses The measure of actual brightness of a star. The measure of actual brightness of a
1. 1 answer
2. 96 views
What is true of older stars?(1 point) Responses They tend to be larger than younger stars. They tend to be larger than younger
1. 1 answer
2. 58 views
How does the sun compare to most other stars in the universe?(1 point) Responses The sun has the smallest apparent magnitude and
1. 1 answer
2. 48 views
A line contains the points (6,−3) and (3, 1) . When this line is reflected across the y -axis, what are the two new points?(1
1. 1 answer
2. 24 views
In the tundra, life forms are limited by the interaction of several of Earth’s spheres. One sphere that interacts with the
1. 1 answer
2. 62 views
Is this sentence in active voice or passive voice?Beth might have an opportunity to testify at the trial. Active voice or
1. 1 answer
2. 36 views
select the gerund or gerund phrase.In basetball bunting can be good strategy to help runners advance to the next base. When the
1. 1 answer
2. 42 views
Which of the following rights are guaranteed by the Bill of Rights? Select two.(2 points) Responses voting voting running for
1. 1 answer
2. 38 views
How is this passage organized? (Fewer Cars, Less Pollution)* It describes how cars have changed over the years. It explains in
1. 1 answer
2. 83 views
Fewer Cars, Less PollutionOver the years, more people have become car owners, and today, the number of cars seen on the road is
1. 1 answer
2. 68 views
The purpose of the ad below is to convince people to take their pet to Seaside Veterinarian. What technique does the author use
1. 1 answer
2. 73 views
More teens in the U.S. suffer from mild hearing loss today than teens did 10 years ago. Scientists blame this increase among
1. 1 answer
2. 94 views
What is the author's purpose in writing this passage?* to describe the plants and animals of different hybrid species that can
1. 1 answer
2. 69 views
Would You Like a Liger?Biologists have found that about 10 percent of animal species may sometimes breed with other species.
1. 1 answer
2. 82 views
Ralph MetcalfeIn the 1930s, Ralph Metcalfe was known as the fastest human in the world. He was born on May 29, 1910, in Atlanta,
1. 1 answer
2. 61 views
dapted from The Toy Theatreby G. K. Chesterton There is only one reason why all grown-up people do not play with toys; and it is
1. 1 answer
2. 65 views
A 30-N iPad is dropped from a height of 10 m and strikes the ground with a speed of 13 m/s. What average force of air friction
1. 1 answer
2. 250 views
How do we know that trade impacted the people who live in Southern and Eastern Africa?
1. 1 answer
2. 400 views
What is the atomic number of an atom?(1 point)A. the number of particles outside the nucleus B. the number of particles in the
1. 6 answers
2. 2,031 views
simplify 10P4210 360 5,040 151,200 I think 360
1. 22 answers
2. 1,077 views
the terminal velocity of a tennis ball is about 21 m/s. a tennis ball is dropped from a hot air balloon. how fast will it be
1. 1 answer
2. 2,360 views
A landscape designer recommends that a fence be put around a circular flower bed that is 220 ft.How many feet of fence is needed
1. 4 answers
2. 553 views
a pavilion has a roof shaped like a right hexagonal pyramid with a height of 1.9m the sides of the base are 3,5 m long. what is
1. 1 answer
2. 443 views
1. To all white Southerners, except Confederate leaders, Lincoln offered (1 point)amnesty. reconstruction. freedom. the Ten
1. 26 answers
2. 1,550 views
5/8+3/12
1. 1 answer
2. 241 views
If weight in the general population is normally distributed with an average of 160 and a standard deviation of 20 pounds, what
1. 1 answer
2. 946 views
Assume that the regression equation for the relationship between SAT scores and IQ scores is y = 9 +.105x. What would you expect
1. 0 answers
2. 759 views
is it true or false that president Johnson tried to stop china from becoming a communist country
1. 1 answer
2. 482 views
is it true or false that congress set up NASA in response to the soviet blockade of Berlin
1. 1 answer
2. 567 views
(-3)^5
1. 1 answer
2. 383 views
what are some physical properties of stars
1. 3 answers
2. 643 views
the amount of force used in self -defense of another must, under the circumstances that exist, be:a: reasonable, B: correct C:
1. 1 answer
2. 405 views
Can someone explain how to do this problem8 9/10 + 5 3/4 - 5
1. 2 answers
2. 314 views
250-word essay in the description of a business scenario, real or fiction that depicts each of the following forms of bussiness
1. 0 answers
2. 437 views
what polygon has 9 diagonals?
1. 1 answer
2. 369 views
1.what is the base of the rectangle for stage # 12?2.what is the height of the rectangle for the stage #14? 3.what is the
1. 2 answers
2. 404 views
Find the range of the data set.{11.3, 7.3, 8.8, 6.4, 9.2} Highest 11.3 lowest 6.4 11.3-6.4 = 4.9 Answer: 4.9 Right?
1. 2 answers
2. 433 views
What is the measure of the dent angle for a star-shaped polygon 9^ 10 degrees ?A) 170° B) 30° C) 50° D) 130°
1. 1 answer
2. 471 views
The probability that Luis will pass his statistics test is 0.37. Find the probability that he will fail his statistics test.
1. 3 answers
2. 3,143 views
True or false? Three concurrent lines can be parallel to one another.
1. 2 answers
2. 416 views
True or False??Although the surface area of a sphere may be decreasing, the value of the volume will remain the same. True
1. 2 answers
2. 400 views
What is the measure of the dent angle for a star-shaped polygon 9^ 10 degrees ?A) 170° B) 30° C) 50° D) 130°
1. 0 answers
2. 402 views
Find the number of degrees in the point angle of a {9/2} star polygon.
1. 1 answer
2. 536 views
-31°F = °C-31+(-31)=-62 -62 + 33 = -35°C Answer: -35°C Correct?
1. 3 answers
2. 414 views
A room measures 15 ft by 19 ft. The ceiling is 10 ft. above the floor. The door is 3 ft. by 7 ft. A gallon of paint will cover
1. 2 answers
2. 979 views
Find the center and radius of the circle.x^2 + (y + 7)^2 = 4
1. 1 answer
2. 301 views
Write the answer to the problem as an algebraic expression.A theater ticket for adults is a dollars and the price of a child's
1. 4 answers
2. 888 views
How many matchsticks are needed for a 6 × 6 design?A) 42 B) 72 C) 40 D) 84 C)40
1. 1 answer
2. 718 views
Decide if the given number is a solution to the given equation.24/x = 2; 3
1. 4 answers
2. 588 views
Give the equation of the circle with the given center and radius. Center at (0, 2); radius = 5
1. 2 answers
2. 432 views
6^x^2=600; 10Correct?
1. 3 answers
2. 299 views
Sketch the graph of a quadratic function for which the related quadratic equation has only one solution. Then, sketch one that
1. 2 answers
2. 554 views
Solve each equation by using the properties of equality. Check.4x – 18 = 65
1. 5 answers
2. 814 views
Taxicab Distances Problem. Imagine that the grid lines on acoordinate grid are streets and that the distance between two points
1. 1 answer
2. 427 views
The amount of background noise is important to television news reporters. One station developed the formulaN = -r^2 + 12t + 54
1. 1 answer
2. 481 views
21) The number of oil spills occurring off the Alaskan coastA) Discrete B) Continuous Find the odds. 22) When a single card is
1. 5 answers
2. 3,299 views
Consider the box-and-whisker graphs shown. They suggest that a U.S. Department of Agriculture study shows that “poultry
1. 1 answer
2. 632 views
Which of the following are properties of basic solutions?a.They turn the dye litmus red. b.They taste sour. c.They feel
1. 1 answer
2. 858 views
Which molecule or compound below contains a polar covalent bond?Student Response A. NCl3 B. C2H4 C. ZnS D. AgCl E. LiI
1. 2 answers
2. 959 views
Posted by candy on Monday, March 28, 2011 at 3:15pm.0.3g of clotrimazole (C22H17ClN2) was dissolved in 80ml of anhydrous acetic
1. 0 answers
2. 591 views
0.3g of clotrimazole (C22H17ClN2) was dissolved in 80ml of anhydrous acetic acid. This was titrated with 0.1M perchloric acid
1. 0 answers
2. 539 views
0.3g of clotrimazole (C22H17ClN2) was dissolved in 80ml of anhydrous acetic acid. This was titrated with 0.1M perchloric acid
1. 1 answer
2. 525 views
Can we use an ACS/AR grade chemical for UV spectrophotometric analysis?Or is it a must to use a chemical that is specially
1. 1 answer
2. 469 views
4. List at least three steps that make-up a workable plan and explain why each is important.
1. 0 answers
2. 947 views
Can we use an AR grade chemical for UV spectrophotometric analysis?Or is it a must to use a chemical that is specially
1. 2 answers
2. 458 views
Can we use an AR grade chemical for UV spectrometric analysis? Or is it a must to use a chemical that is specially designated
1. 0 answers
2. 1,072 views
A supplier provides "Chemical A, 98%, for synthesis".Another supplier provides "Chemical A,98%, Lab grade" Are they equivalent?
1. 1 answer
2. 599 views
How does a "chemical for synthesis" compare with the same chemical(ACS grade)when used in analytical testing?Posted by candy on
1. 1 answer
2. 666 views
Chemicals are supplied in different grades,e.g. ACS,AR...etc.What do we mean when we say that the chemical is for synthesis?
1. 1 answer
2. 353 views
We are always told to use freshly prepared potassium iodide (KI) for titrations. Why?
1. 1 answer
2. 476 views
Are the following chemicals light sensitive?1) Potassium Iodide (KI) 2) Sodium thiosulphate (Na2S2O3)
1. 1 answer
2. 1,900 views
Which sentence is correct?1) Check the manufacturing dates of the products. or 2) Check the manufacture dates of the products.
1. 1 answer
2. 361 views
Which sentence is correct?1) This product is due for retest. or 2) This product is due for retesting.
1. 1 answer
2. 318 views
Posted by candy on Tuesday, October 12, 2010 at 5:04pm.1) How do I prepare 2M nitric acid from 65% concentrated nitric acid? 2)
1. 4 answers
2. 1,111 views
1) How do I prepare 2M nitric acid from 65% concentrated nitric acid?2) How do I prepare 17% ammonia from 25% concentrated
1. 6 answers
2. 9,457 views
1) What is the pH of 3M KCl?2) In general, is Ag2SO4 considered soluble in water?
1. 1 answer
2. 471 views
This is a limit test for chlorides.1.0g of NaOH sample was dissolved in 5ml of deionized water, acidified with 4ml of
1. 3 answers
2. 1,425 views
Hi,there was an error with the procedure. 1.0g NaOH sample was dissolved in 5ml of water and acidified with 4ml of conc. nitric
1. 0 answers
2. 648 views
The following is part of a procedure for a limit test for sulphates in an NaOH sample:-Dissolve 3.0g of NaOH in 6ml of deionized
1. 1 answer
2. 600 views
This is a limit test for chlorides.1.0g of NaOH sample was dissolved in 5ml of deionized water, acidified with 4ml of dilute
1. 2 answers
2. 1,078 views
I obtained a lot of dirty brown ppt the moment the mixture was poured into AgNO3 solution. Does this mean my NaOH sample
1. 1 answer
2. 599 views
Posted by candy on Tuesday, September 21, 2010 at 3:12pm.Yes, my NaOH is granular. Why 7ml of 10M HCl? Do I add 7ml of 10M HCl
1. 1 answer
2. 619 views
This is a test for chlorides in NaOH sample.1.0g of NaOH was dissolved in 5ml of distilled water, acidified with 4ml of dilute
1. 3 answers
2. 663 views
Why 7ml of 10M HCl? Do I add 7ml of 10M HCl 1st slowly in ice bath, then slowly adjust the pH to 7 using 10M HCl? Then to dilute
1. 0 answers
2. 531 views
The following is part of a procedure for a limit test for sulphates in an NaOH sample:-Dissolve 3.0g of NaOH in 6ml of deionized
1. 1 answer
2. 529 views
how do you write twenty-two millionths? (in standard form using numbers)
1. 1 answer
2. 450 views
write in standard form using numbers - Two thousand twelve ten-thousandths?
1. 10 answers
2. 3,036 views
I am going to a school for gifted kids on September and I am very excited! However, they gave me like 5 packets of hard homework
1. 3 answers
2. 567 views
Are these correct?Here, I am supposed to label the sentences interrogative,exclamatory,imperative, and declarative. Then, I have
1. 5 answers
2. 978 views
Can anybody explain to me howe to find the adverb in a sentence?For example 1.Maria rose early and watched the sun rise.
1. 3 answers
2. 518 views
Please help me! I found the mean temperature in a week in July, which was 87 5/7 degrees. I found the median temperature of the
1. 3 answers
2. 463 views
-5x - 5y = -6-5/2x - 5/2y = -6 a) (-2,2) b) (-2,-2) c)none d)infinite number of solutions and the answer i picked was c thanks
1. 1 answer
2. 308 views
what is the solution of the following linear system?5x - 2y = 15 5/3x - y = 5 a)(-2,1) b) none c)(3,0) d) inifinite number if
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2. 621 views
Navajo Witchcraft
1. 1 answer
2. 381 views
Hey everyone!If anyone of you know the answer to the below please let me know!! 1) How do dreams figure into Descartes
1. 2 answers
2. 561 views
If you were a Native American in 1492 how might your opinion of Columbus changed?(Not a homework question just curious of your
1. 2 answers
2. 625 views
How did Christopher Columbus change the Native American lives I need 5 reasons and I only have 2. (I need 3 more)?Plz help!
1. 3 answers
2. 553 views
Which chart would be more effective a bar graph or pie chart?
1. 1 answer
2. 541 views