Questions and answers by

danny

Questions (285)

What type of pronoun is used in this sentence?They know who was absent today. Question 10 options: possessive subject object
1. 1 answer
2. 77 views
What type of pronoun is used in this sentence?Ian should take her to the game. Question 9 options: subject object possessive
1. 1 answer
2. 88 views
vWhat type of pronoun is used in this sentence?Did Anabelle meet him yet? Question 8 options: possessive subject object
1. 1 answer
2. 75 views
What type of pronoun is used in this sentence?Ricardo and Manuel must learn to take care of what is theirs. Question 7 options:
1. 1 answer
2. 76 views
What type of pronoun is used in this sentence?The children made the cookies for us. Question 6 options: possessive subject
1. 1 answer
2. 68 views
What type of pronoun is used in this sentence?His plane was landing on the runway. Question 5 options: possessive object subject
1. 1 answer
2. 75 views
What type of pronoun is used in this sentence?We picked up the trash. Question 4 options: subject object possessive
1. 1 answer
2. 114 views
What type of pronoun is used in this sentence?Evelyn wanted her book. Question 3 options: object subject possessive
1. 1 answer
2. 71 views
What type of pronoun is used in this sentence?Larissa showed us the paper object. Question 2 options: object possessive subject
1. 1 answer
2. 107 views
What type of pronoun is used in this sentence?Evan did his homework. Question 1 options: possessive subject object
1. 1 answer
2. 82 views
Choose the conclusion that best fits this selection.A baby's heart beats around 140 times a minute. In children ten years of
1. 1 answer
2. 143 views
Choose the conclusion that best fits this selection.It had been a long, hot summer. As Ann looked around the garden, she noticed
1. 1 answer
2. 173 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 122 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 115 views
Choose the conclusion that best fits this selection.When Joe woke up, he could hear thunder in the distance. Puddles of water
1. 1 answer
2. 105 views
Choose the conclusion that best fits this selection.Mark looked down at his watch with fear. He softly opened the door and
1. 1 answer
2. 115 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 133 views
Choose the conclusion that best fits this selection.Bandit had not been at home in several days. Susan had looked for her many
1. 1 answer
2. 106 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 106 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 158 views
What can you conclude about plants?Do not pull flowers from plants. If you do, you may hurt the plant because some of its sap
1. 1 answer
2. 93 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 108 views
Choose the conclusion that best fits this selection.Juan slowly looked up and saw his new bicycle twisted and broken on the
1. 1 answer
2. 105 views
Many hands make light work.This is an old saying. It means if many people help to do a job, the work becomes easier. What would
1. 1 answer
2. 101 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 167 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 117 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 105 views
Choose the conclusion that best fits this selection.Men and women need to take in about two and a half quarts of liquid every
1. 1 answer
2. 105 views
Read the selection and use it to answer the question.Excerpt from The Secret Garden Frances Hodgson Burnett You never know what
1. 1 answer
2. 138 views
Choose the conclusion that best fits this selection.Just last week we had to bundle up in heavy coats, but today the sun is
1. 1 answer
2. 106 views
Select the best definition for the word that appears in all capital letters.We stopped so ABRUPTLY that everyone flew forward.
1. 1 answer
2. 173 views
Select the best definition for the word that appears in all capital letters.The bicycle PLUNGED down the slope toward oncoming
1. 1 answer
2. 79 views
Select the best definition for the word that appears in all capital letters.A hard metal is INFLEXIBLE, but rubber can be bent
1. 1 answer
2. 79 views
Select the best definition for the word that appears in all capital letters.In science, Ted learned that every snowflake is
1. 1 answer
2. 111 views
Select the best definition for the word that appears in all capital letters.The PLACID water was as smooth as glass. Question 6
1. 1 answer
2. 136 views
Select the best definition for the word that appears in all capital letters.Have you ever seen a gorilla in CAPTIVITY? Question
1. 1 answer
2. 79 views
Select the best definition for the word that appears in all capital letters.Joe felt sorry for the small fox that was trapped in
1. 1 answer
2. 67 views
Select the best definition for the word that appears in all capital letters.At the party, Bob received an award INSCRIBED with
1. 1 answer
2. 104 views
find the volume of a sphere with the radius of 5 ft. give the answer in terms of pi100 pi cubic ft 500/3 pi cubic ft 100/3pi
1. 1 answer
2. 128 views
a bookstore is offering a discount of 10%. jim wants to buy a book with a RRP(Recommended Retail Price) of $49.49.how much will
1. 2 answers
2. 557 views
A bullet of mass 13 g strikes a ballistic pendulum of mass 1.7 kg. The center of mass of the pendulum rises a vertical distance
1. 1 answer
2. 462 views
using digits 1-9 only once, multiply a 3 by a 4 digit number and get a 5digit result
1. 1 answer
2. 258 views
Darius buys a bottle of a chemical solution that contains 70%t alcohol. The bottle contains 500 milliliters of solution.How many
1. 2 answers
2. 430 views
In the library at Lenape Elementary School, there are 2 5as many fiction books as there are nonfiction books. There are 56 books
1. 1 answer
2. 453 views
In a thermonuclear device, the pressure of 0.050 liters of gas within the bomb casing reaches 4.0 x 106atm. When the bomb casing
1. 1 answer
2. 597 views
which of the following is true about the electric field around an electric chargePLEASE HELP
1. 2 answers
2. 598 views
did the french ever go down to mexico with the spanish
1. 3 answers
2. 440 views
3cos^2(theta)-3=5sin(theta)-2
1. 1 answer
2. 552 views
calculate the horizontal force that must be applied to produce an acceleration of 72 m/s^2 for a 0.034 kg punk on a friction
1. 1 answer
2. 482 views
Answer the following in terms of volume, temperature, and/pressure. As a syringe plunger is pushed down, why does the
1. 0 answers
2. 517 views
f (x) =2X^3 + 2x^2 - 3x + 2please help me set up to find all the real number zeros of the function
1. 1 answer
2. 417 views
3 simple steps for DNA duplicationI have found so many answers but cant get a concise one. 1. separation - of 2 dna strands
1. 1 answer
2. 584 views
a 90 volt Hz source is connected to 0.1 Henry inductor.what is the current through the inductor?
1. 1 answer
2. 998 views
a newspaper article to warn people against engaging with fraud
1. 2 answers
2. 523 views
A fixed mass of gas has a pressure of 8700 Pa, a volume of 10.5 m3 and temperature of 68 °C. The pressure and volume of the gas
1. 1 answer
2. 512 views
An atom whose nucleus contains 7 neutrons and which has a mass number of 12 is an isotope of what element?
1. 1 answer
2. 508 views
What is the approximate effective nuclear charge for arsenic ?
1. 2 answers
2. 4,669 views
q4 What element has the greatest first ionization energy?Li Na K Rb Cs
1. 1 answer
2. 745 views
Consider an electrochemical cell based on the reaction: 2H+(aq) + Sn(s) = Sn2+(aq) + H2(g). Which of the following actions would
1. 2 answers
2. 2,468 views
What is the oxidation state of the vanadium atom in VO4−
1. 1 answer
2. 752 views
Consider an electrochemical cell based on the reaction: 2H+(aq) + Sn(s) = Sn2+(aq) + H2(g). Which of the following actions would
1. 0 answers
2. 1,214 views
Which element is reduced in the unbalanced reaction below? I− + MnO4− + H+ = I2 + MnO2 + H2OI no reduction occurred in this
1. 2 answers
2. 2,536 views
How many electrons does the Au+ ion have ? Enter an integer below without any letters or symbols.
1. 3 answers
2. 2,236 views
Laughing gas (nitrous oxide, N2O) is sometimes used as an anesthetic in dentistry. It is produced when ammonium nitrate is
1. 2 answers
2. 1,419 views
027 (part 1 of 3) 10.0 pointsCopper reacts with silver nitrate through single replacement. If 3.03 g of silver are produced from
1. 1 answer
2. 598 views
Calculate the mass of water formed by the complete reaction of 572 g of propane (C3H8)with excess oxygen. (Write a balanced
1. 1 answer
2. 678 views
The average swimming pool has a volume of about 28,000 gallons. Suppose a swimming pool was filled with pH 7.00 water. However,
1. 1 answer
2. 894 views
You need to determine the pKa of a weak, monoprotic acid. You add 0.500 moles of the acid to 1.00 L of water. The resulting pH
1. 1 answer
2. 711 views
All of the following acid-base pairs are examples of buffers EXCEPT: (Question from "Cracking the MCAT, 2010-2011 edition" by
1. 3 answers
2. 676 views
What is the pH of 500 mL of water that had 0.00150 grams of NaOH added to it? The units are pH units with an error interval of
1. 3 answers
2. 515 views
The Ka of hypochlorous acid (HClO) is 3.00×10-8 at 25.0°C. Calculate the pH of a 0.0385 M hypochlorous acid solution.a.1.41
1. 1 answer
2. 1,021 views
A 300 mL solution of 0.0500 M HCl is titrated with 1.00 M KOH. How many mL of the KOH solution will be needed to reach the
1. 2 answers
2. 680 views
Which of the following acids is expected to be the strongest acid?CH2F-COOH CF3-COOH CH3-COOH CCl3-COOH CBr3-COOH i chose
1. 2 answers
2. 829 views
Which of the following chemicals are bases or can behave like bases? You may select more than one compound.KOH PO43- NH3 F-
1. 1 answer
2. 492 views
Which of the following chemicals are bases or can behave like bases? You may select more than one compound.Cu2+ RbOH CH3COO- Br-
1. 1 answer
2. 580 views
Which of the following chemicals are strong bases? You may select more than one compound.CH2=CH2 Ca(OH)2 NH3 RbOH
1. 1 answer
2. 518 views
The Ka of hypochlorous acid (HClO) is 3.00×10-8 at 25.0°C. Calculate the pH of a 0.0385 M hypochlorous acid solution.A.1.41
1. 3 answers
2. 6,990 views
How many kilometers would you have to go above the surface of the earth for your weight to decrease to 39{\rm \\%} of what it
1. 1 answer
2. 764 views
A highway curve with radius 1000ft is to be banked so that a car traveling 56.0mph will not skid sideways even in the absence of
1. 1 answer
2. 2,901 views
A baseball player with a mass of 79 kg slides into homeplate. The coefficient of kinetic friction between the player and the
1. 0 answers
2. 847 views
Imagine a spaceship on its way to the moon from the earth. Find the point, as measured from the center of the earth, where the
1. 6 answers
2. 1,139 views
A glass of orange juice is on the floor of a subway car traveling along a straight path at constant velocity. Everything's fine.
1. 1 answer
2. 603 views
One of the ways to produce iron is to take iron(II) oxide and react it with carbon monoxide to get pure iron and carbon dioxide.
1. 2 answers
2. 952 views
Lead iodide is a relatively insoluble compound. It can dissolve from the solid phase into the aqueous phase with a Keq of
1. 1 answer
2. 802 views
Equilibrium is:a dynamic condition in which the concentration of the reactants is equal to the concentration of the products. a
1. 1 answer
2. 648 views
The following equilibrium exists in a closed container: N2(g) + O2(g) = 2NO(g), ΔH = +181 kJ/mol. Which of the following
1. 3 answers
2. 969 views
Suppose you have the following reaction at equilibrium:N2(g) + 3H2(g) = 2NH3(g), ΔH = −22 kcal/mol What changes are expected
1. 1 answer
2. 1,100 views
1) C2H2O4(aq) = H+ (aq) + C2HO4- (aq); Keq = 6.5E-22) C2O42- (aq) + H+ (aq) = C2HO4- (aq); Keq = 1.64E+4 then what is the
1. 1 answer
2. 1,038 views
The pollutant NO is formed in diesel engines. The reaction fixes atmospheric nitrogen with oxygen to form NO. The reaction is:
1. 2 answers
2. 623 views
How is the reaction quotient used to determine whether a system is at equilibrium?The reaction is at equilibrium when Q > Keq.
1. 1 answer
2. 1,940 views
Which of the following statements is not true?1.Chemical equilibria are examples of reversible processes. 2.When multiple
1. 1 answer
2. 1,043 views
A 1559-kg car moves at 15.0 m/s. What is the magnitude of the horizontal net force needed to bring the car to a halt in a
1. 1 answer
2. 517 views
A particle is subject to a time-dependent force: F(t)=5t√. If the particle's mass is 7 kg, what will its velocity be at t=6.7
1. 3 answers
2. 625 views
A particles with mass 3.7 kg moves in the x direction according to the following function: x(t)=−7+4t+3t2−4t3. (the units of
1. 1 answer
2. 550 views
A box and one force vector, F1 is shown. F1 = + 10 N. If the mass of the box is 3 kg, what is the magnitude and direction of a
1. 1 answer
2. 687 views
Two-stroke motor boat engines emit a large amount of partially burned fuel into the water. One of the more common chemicals is
1. 1 answer
2. 509 views
Based on reaction kinetics, which of the following pairs of reactions and reaction rate equations represent elementary
1. 0 answers
2. 605 views
The activation energy of a reaction is typically determined by calculating the rate constant for the reaction at two
1. 1 answer
2. 868 views
Suppose 100 moles of a chemical is spilled into a lake. After 15.0 days, the total amount of the chemical in the lake 3.50
1. 1 answer
2. 710 views
Radioactive waste is difficult to dispose of due to the long time periods needed before the radiation effectively disappears.
1. 1 answer
2. 741 views