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Amy

Questions (3,032)

Supposed 10 a times of carbon C react with 20 atoms of oxygen o to form 10 molecules of carbon dioxide CO2 according to the law
1. 1 answer
2. 307 views
Jarvis's teacher gives him four cards each displaying information about an element and ask him to put them in order of
1. 1 answer
2. 279 views
Match each part of the box with what it tells you about the element 6c 12.011 column a atomic mass atomic number symbol name of
1. 1 answer
2. 153 views
Which statement is not true a sodium in a an aluminum Al or in the same period be aluminum Al has similar properties in iodine
1. 1 answer
2. 128 views
Which detail would be most relevant to the central idea summer is the most fun season because there is so much to do select the
1. 0 answers
2. 298 views
Why do writers add multimedia to an informational text
1. 0 answers
2. 298 views
Which phrase describes one purpose of heading in an informative text
1. 0 answers
2. 169 views
9/10 × 25/6
1. 2 answers
2. 57 views
What is the purpose of a hook in an introductory paragraph
1. 1 answer
2. 327 views
The mountains of Colorado blank my next destination
1. 0 answers
2. 136 views
Select the correct answer from the list the mountains of Colorado blank my next vacation destination
1. 0 answers
2. 272 views
Use the chemical reaction to answer the question capital c a capital c03 Arrow Capital C Capital O2 plus capital c a o the
1. 1 answer
2. 135 views
Put the numbers in scientific notation in order from least to greatest 5.5 * 10 ^ -11
1. 0 answers
2. 73 views
To find which number is 1,000 times larger than 2.3 * 10 ^ 2 you would do the following steps
1. 0 answers
2. 62 views
Which number is irrational
1. 0 answers
2. 71 views
Which which sentence has correct subject verb agreement
1. 0 answers
2. 95 views
Which sentence has correct subject verb agreement
1. 0 answers
2. 86 views
Which substance is an example of a nonpolar compound
1. 1 answer
2. 188 views
Which statement is correctly describes the relationship between the volume of a gas and its temperature in Calvin's assignment
1. 1 answer
2. 138 views
When thermal energy is removed from particles what action occurs
1. 1 answer
2. 144 views
Based on the law of conservation of energy which of the below is true
1. 1 answer
2. 337 views
Based on the naming rules for ions which of the following is a negatively charged ion not a polyatomic ion
1. 1 answer
2. 227 views
Metallic bonds are responsible for many properties of metals such as conductivity why is this possible
1. 1 answer
2. 218 views
Which element would have the lowest electronegativity
1. 1 answer
2. 239 views
Which statement is not true about molecules and compounds
1. 1 answer
2. 159 views
What is the list of numbers written in scientific notation from small to large number one 5.7 * 10 ^ 13 29.3 * 10 ^ - 15 3 4.5 *
1. 1 answer
2. 127 views
When you enter 0.0000000045 into the calculator,you get 4.5 E-9. This means
1. 1 answer
2. 320 views
Column A standard form scientific notation base and exponent column B a 10 B 7.6 * 10 ^ -4 c4d 45, 0000
1. 0 answers
2. 101 views
2.13× blank = 21,300,000 what power of 10 would make this equation true
1. 2 answers
2. 153 views
Question 12*3-4/5^-2 Adam wrote: 2*5 ^2/3^4 Nick wrote: 5^2//2*3^4 Shane wrote: 2*3^4/5^2 Who is correct and why
1. 1 answer
2. 254 views
Question one two. Three- 4/ 5 - 2 Adams Road 2.52 over 3/4 5/ 2.34 Nick wrote 2.34 2.34 equals 52 who is correct and why
1. 0 answers
2. 80 views
Select the correct word from the drop-down list when the subject of the sentence prefers the action the sentence is in blank
1. 1 answer
2. 278 views
Which observation most likely indicates that only a chemical change has taken place
1. 0 answers
2. 221 views
What is the product of (5.1 *103)*(3.2*103)
1. 2 answers
2. 77 views
Which of the following describes active voice
1. 1 answer
2. 302 views
Which two groups of elements in this periodic table are the most reactive
1. 1 answer
2. 313 views
Which of the following is greater than 4.3 * 10 9
1. 0 answers
2. 65 views
What sentence includes a dependent clause
1. 1 answer
2. 194 views
Which region is home to Georgia's only known source for coal
1. 1 answer
2. 189 views
In which region of the United States is Georgia located
1. 0 answers
2. 92 views
What metropolan stational area Falls within two regions of Georgia
1. 0 answers
2. 124 views
In which two hemispheres is Georgia located
1. 0 answers
2. 143 views
Match the exponent form to the correct standard form
1. 0 answers
2. 124 views
Which number is both a perfect square in a perfect Cube
1. 1 answer
2. 134 views
The area of Greenland is 840, 0000 square miles what is this number in scientific notation
1. 0 answers
2. 124 views
Write the number in standard form 7.1 * 10 4
1. 0 answers
2. 148 views
Which of the following describes a gerund and how it functions in sentences
1. 0 answers
2. 106 views
A model of a atom shows eight electrons in rings that represent different energy levels how many electrons are in each energy
1. 2 answers
2. 446 views
Which of the following describes what it means when subjects and verbs agree
1. 0 answers
2. 417 views
Which exponent makes the statement true 1/5/9 equals 5
1. 0 answers
2. 91 views
Select all the Expressions that are equivalent to y4
1. 0 answers
2. 109 views
Which expression is equivalent to 4 * 4 * 4 * 4 * 4 * 4 * 4 * 4
1. 1 answer
2. 76 views
All around the world millions of people watch hundreds of new movies each year most people are aware that these movies have
1. 0 answers
2. 141 views
A Buddhist book called the Diamond Sutra,printed around 868C.E. yes the oldest known printed book it was printed using page size
1. 0 answers
2. 209 views
Which word or phrase describes the relationship between the ideas in the sentences
1. 0 answers
2. 103 views
Which kind of information text is a book written by a historian about The Life and Times of George Washington
1. 0 answers
2. 97 views
How does text organization help an author achieve the desired purpose
1. 0 answers
2. 146 views
Spencer is playing his first board game road race with some friends players take turns picking cards that tell them how many
1. 0 answers
2. 151 views
Based on the methods used to separate the substance into its parts, is substance you a compound
1. 1 answer
2. 126 views
When multiplying or dividing the sign of the answer depends on the sign of the largest absolute value of the number minus 9/ -10
1. 1 answer
2. 123 views
Which property is shown by 2 + 5 = 5 + 2
1. 1 answer
2. 108 views
If you are thinking about blank, positive and negative whole numbers including zero, you may think about having an owing money.
1. 0 answers
2. 111 views
Put the numbers in order from least to greatest 10, - 4, - 12, 3, 0, - 7
1. 0 answers
2. 141 views
a sample of air weighing 1.32 * 103 n is confined in a room measuring 9.5m * 5.0m * 2.0m . calculate the sample density
1. 1 answer
2. 209 views
Here is the link to my question:file:///media/fuse/drivefs-855634b28540e701cc7af81665e2568e/root/Question.pdf
1. 1 answer
2. 139 views
The demand equation for a product is p = 12 1-0.1q. Use common logarithms toexpress q in terms of p.
1. 2 answers
2. 283 views
Prove this identity.cos(3π/s +x) = sin x
1. 2 answers
2. 151 views
A city averages 14 hours of daylight in June, 10 hours of daylight in December, and 12 hours of daylightin both March and
1. 1 answer
2. 361 views
A mass suspended from a spring is pulled down a distance of 30 cm from its rest position. The mass isreleased at time t = 0 and
1. 1 answer
2. 514 views
How many solutions does this system have?Y=2X Y=-x+2
1. 2 answers
2. 179 views
Find an equation of a rational function that satisfies the given conditions:Vertical asymptotes: 𝑥 = −5, 𝑥 = 2
1. 2 answers
2. 346 views
Study the reaction.A(s) + 2BC(aq) →AC2(aq) + B2(g) ΔH = −92.0 kJ/mol Which change would increase the rate of the forward
1. 2 answers
2. 247 views
Study the reaction.ClO– + NO2– → NO3– + Cl– What is the reducing agent? ClO–, because it donates electrons to
1. 5 answers
2. 322 views
What are the oxidation numbers of nitrogen, hydrogen and oxygen in HNO3?H: +1, N: –7, O: +2 H: –1, N: –5, O: +2 H: +1, N:
1. 4 answers
2. 230 views
Read the statement.In the combustion reaction of sulfur dioxide, the mole ratio between sulfur dioxide and sulfur trioxide is 1
1. 4 answers
2. 388 views
Which of these can be determined from the structural formula of a molecule?(Select all that apply) the density of the molecule,
1. 5 answers
2. 392 views
How do I cite a source with 2 authors and 1 editor in MLA (in-text citations)?
1. 1 answer
2. 232 views
Examine the reaction.Mg(ClO3)2(s) → MgCl2(s) + O2(g) What coefficients will balance the equation? 1, 1, 1 1, 1, 3 1, 2, 2 2,
1. 4 answers
2. 491 views
What is the term for a force that exists between charged particles of like or opposite charge?electron shielding
1. 2 answers
2. 418 views
Study the lab scenario and balanced chemical reaction.An excess amount of butane undergoes a combustion reaction to produce CO2
1. 1 answer
2. 330 views
How are the families of the periodic table organized?(Select all that apply.) based on the group of the elements based on the
1. 2 answers
2. 423 views
Why is a translucent, brittle crystal that conducts electricity only as a solution considered an ionic compound and not a
1. 0 answers
2. 379 views
Which option shows the correct conversion of units from 3 L to mL?3 L ∙ 1,000 mL1 L 3 L ∙ 1 mL1,000 L 3 L ∙ 1 mL100 L 3 L
1. 3 answers
2. 276 views
Study the balanced chemical reaction.2Cu + O2 → 2CuO There are 6.45 g of copper(II) oxide (CuO) produced. What amount of the
1. 0 answers
2. 304 views
Which contributions made by scientists played the greatest role in expanding the study of chemistry?(Select all that apply.)
1. 0 answers
2. 228 views
When is an electron considered to be at ground state?when it is paired with another electron with an opposite spin when it moves
1. 0 answers
2. 347 views
Which choices are properties of a covalent compound?(Select all that apply) low melting point found in solid, liquid, and gas
1. 0 answers
2. 348 views
Which pair of elements would form a bond with the greatest polarity?Sulfur (S) and oxygen (O) will form a bond with the greatest
1. 0 answers
2. 321 views
Examine the statement.A mixture contains water, salt, pebbles, and iron filings. Which option identifies the most effective ways
1. 0 answers
2. 287 views
Read the scenario.The volume of a solid sample was determined from water displacement by subtracting the initial water level of
1. 0 answers
2. 274 views
Read the incomplete statement.The effect of a(n) __________ error can often be reduced by averaging multiple trials, but the
1. 0 answers
2. 313 views
Why is the melting point high for an ionic compound?The order and regular arrangement of the ionic bond crystal lattice leaves
1. 0 answers
2. 360 views
Are all physical properties constants?Which option provides a correct answer and example for the question? Physical properties
1. 0 answers
2. 323 views
How many mol of nitrogen monoxide gas (N2) are in a 1.49 L container at standard temperature and pressure?8.97 x 1023 mol N2
1. 2 answers
2. 374 views
Examine the scenario.A piece of metal is exposed to light of a high and low frequency. Which statement correctly predicts how
1. 0 answers
2. 355 views
Which feature was missing from John Dalton’s, J.J. Thomson’s, and Ernest Rutherford’s models of the atom, and why was this
1. 0 answers
2. 485 views
Which option accurately explains how chemistry has improved society through agriculture, and why?(Select all that apply.)
1. 0 answers
2. 322 views
How many cheesesteaks can you fit inside the Liberty Bell? There are no right or wrong answers, but think about how you would
1. 3 answers
2. 3,638 views
A transformer with 960 turns in its primary coil has to decrease the voltage from 3520 V to 220 V for home use. How many turns
1. 1 answer
2. 334 views
A 20-Ω resistor and a 30-Ω resistor are wired in parallel and connected to a 9.0-V battery.a. How much current is drawn from
1. 2 answers
2. 1,520 views

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