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Questions (501)
metal oxides = bases
metal hydroxides = alkalis true or false
1 answer
174 views
to clarify:
metal oxides = bases metal hydroxides = alkalis?
1 answer
154 views
CH3COOH+NaOH = ?
1 answer
87 views
An acid can react with a metal hydroxide to form a salt and water. Name the salt formed when sodium hydroxide reacts with
1 answer
188 views
List two things that can occur during a reduction reaction.
1 answer
106 views
1. 5g of calcium is added to 100g of water in a beaker. the mass of the beaker at the end is less than 105g. explain why.
2. 5g
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227 views
calcium oxide and nitric acid react to form calcium nitrate and water. at the start of the reaction, some universal indicator is
1 answer
209 views
calcium oxide and nitric acid react. at the start of the reaction, some universal indicator is added. suggest how the colour
1 answer
154 views
CaO(aq) does not exist. Explain why not.
1 answer
99 views
write this as a balanced symbol equation:
sodium + sulfuric acid -> sodium sulphate + hydrogen
1 answer
129 views
complete and write the following as a balanced symbol equation:
sodium hydroxide + sulfuric acid
1 answer
111 views
write the following as a balanced symbol equation:
sodium hydroxide + sulfuric acid -> sodium sulfate + water
0 answers
135 views
write the following as a balanced symbol equation:
sodium oxide + nitric acid -> sodium nitrate + water
1 answer
223 views
こんにちは、ボット
14 answers
216 views
how is water pollution affecting local communities?
9 answers
160 views
What is the correct symbol equation for the reaction of magnesium with copper sulphate?
1. Mg(s) + CuSO4(l) --> MgSO4(l) + Cu(s)
1 answer
282 views
In a displacement reaction, which of the following is true?
1. There is no reduction occuring 2. The less reactive metal is being
1 answer
186 views
Which of the reactions below will spontaneously take place?
1. copper + iron sulphate 2. magnesium + zinc chloride 3. lead +
1 answer
228 views
What would you observe if Silver was added to an acid?
1. Bubbles given off slowly 2. Nothing
1 answer
167 views
What would you observe if Silver was added to an acid?
1. Bubbles given off slowly 2. Nothing 3. Bubbles given off quickly
1 answer
238 views
1. When magnesium reacts with copper sulfate, which is an observation which you would make?
2. What is the correct symbol
1 answer
211 views
a) Use the reactivity series to complete the equation. Aluminium oxide + ____________ --> ______ ______ + aluminium
b) When
0 answers
214 views
how is feminism a reaction to the traditional role of women in society today?
1 answer
120 views
"abraham's sacrifice was more challenging than the one made by the beloved five" Discuss.
1 answer
132 views
How do you find if two things are directly proportional without a graph.
1 answer
120 views
How many electrons will a lithium ion have? Why?
1 answer
105 views
What chemical property of transition metals allows their ions to be easily identified as different from aluminium, and Group 1
1 answer
172 views
Draw a line with 3 distinct points on it. Label each with a different letter. How many different
rays can you name using only the
7 answers
170 views
Draw a line with 3 distinct points on it. Label each with a different letter. How many different
rays can you name using only the
3 answers
186 views
Find the complement and supplement of the angle shown.
The picture is of an acute angle that is measured 52 degrees. A. Find the
9 answers
222 views
In Frankenstein, why does the narrator refer to Frankenstein's birth as a "catastrophe" in the phrase "How can I describe my
1 answer
192 views
"My reality is the only reality" Do you agree?
Show that you have considered both sides of the argument and write an essay up to
1 answer
153 views
‘Religion does more good for the world than humanism.’ Do you agree?
Show that you have considered both sides of the argument
1 answer
131 views
Read the poem below, then use the RAD method to identify and explain at least two stylistic devices that the poet uses to add
1 answer
268 views
Read the poem below, then use the RAD method to In explain the denotation of the word "trembling" and its connotation in this
1 answer
158 views
Which sentence below contains an allusion?
* 1 point Spiderman is a popular comic book character that has been adapted into
1 answer
220 views
Biodiversity and Ecological Health Quick Check
1 of 41 of 4 Items Question Imagine that an ecosystem contains rabbits, foxes,
1 answer
465 views
alcohol abuse can cause scarring of the liver
1 answer
203 views
Drag the types of government to the correct nation. Words may be used once, more than once or not at all.
1 answer
331 views
How have people in North Africa modified the environment to make it more suitable for farming?
1 answer
336 views
What aspect of an organism makes it an invasive species?
1 answer
216 views
Which ecosystem is most resilient to change due to its high diversity?
1 answer
269 views
Which of the following do scientists believe about Homo sapiens?
1 answer
375 views
Select the boxes in the table to show whether each statement about prehistoric hunter-gatherers is true or false.
True False were
1 answer
280 views
In four to five sentences, summarize an important day in your life. Use at least one simple sentence, one compound sentence, one
21 answers
515 views
Use the RAD method to identify the main characters in both story excerpts. Describe the characters. What similarities and
1 answer
219 views
Spears Sphere 7B Unit 10 Custom Assessment answers when stars are scattered
1 answer
102 views
Cherese needs to buy some cardboard to build a box 10 inches long, 9 inches wide, and 7 inches high. If she purchases 500 square
4 answers
321 views
Find the surface area of a cube with sides measuring 11 meters.
4 answers
1,098 views
A scientist fills a glass container with water and places an aquatic plant inside the container, then closes the lid and places
19 answers
468 views
HUNTERXHUNTER
FRUITS BASKET DEATH NOTE TOKYO REVENGERS THESE ARE NOICE ANIMES
1 answer
124 views
Give me a copy of your drivers license
2 answers
143 views
What ur first and last name. What do you look like, what school do you go to? I have loads of questions to prove ur not a real
2 answers
116 views
geometry A semester exam connexus
Unit 7 lesson2
1 answer
345 views
A CD usually sells for $16.00. If the CD is 30% off, and sales tax is 8%, what is the total price of the CD, including tax?
2 answers
206 views
What is one way that the Industrial Revolution's impact showed itself in the art of Realists like Manet?
0 answers
592 views
A gourmet chocolate bar weighs three-fourths pound. There are 16 pieces on the chocolate bar. How much does each piece weigh?
A:1
1 answer
1,132 views
What challenges does Earth face as a result of global warming?
What measures could society take to help reduce the rate of global
0 answers
495 views
1) What challenges do Arctic areas face as a result of global warming?
2) What measures could help deal with the problem? 3) What
4 answers
1,078 views
1. The United States belongs to which of the following international associations? Select all that apply
A. Warsaw Pact B. United
0 answers
654 views
How do I get this equation (H2o+Co2)+(C3H) reflect on the products of conservation of mass? My teacher just said to mention the
3 answers
305 views
What is the chemical equations for soot?
2 answers
1,407 views
1. A hospital data entry professional is part of what career area?
A) support services B)consumer services C)health informatics**
12 answers
4,274 views
The ratio of boys to girls in Mrs. Ronilo's math class is 3 to 1. What PERCENT of the class is girls?
3 answers
2,518 views
Given that 1 pound equals 16 ounces, how many pounds are in 152 ounces?
2 answers
501 views
The process of restoring an area of land to a more natural, productive state of land is called
A.contour farming. B. mining. C.
4 answers
4,254 views
King Charles V of Spain gained control of which other empire in 1519?
A. Ottoman empire B. Habsburg empire C. British empire D.
7 answers
1,655 views
can someone please check my Absolute Monarchy in Spain and France Quick Check
1. What characterized Spain's golden age? A.
20 answers
5,241 views
cans someone help me with this question?
What characterized Spain's golden age? A. government investment in the arts B. the
3 answers
1,422 views
Global Convergence Unit Test
CAN SOMEONE PLEASEEEEE HELP
9 answers
2,973 views
We believe that 77% of the population of all Business Statistics I students consider statistics to be an exciting subject.
0 answers
728 views
The average travel time to work for a person living and working in Kokomo, Indiana is 19 minutes. Suppose the standard
1 answer
1,341 views
what effect did john hay's open door policy letter have on the imperial powers of britain france germany russia and japan?
A) It
106 answers
23,221 views
Find the domain of the vector-valued function.
r(t) = sin ti + 4 costj + tk plz help me working
1 answer
1,287 views
The equation y=As in(wt-kx)represents a
plane wave traveling along the x-direction. If a=0.10m, w=8500hz and
0 answers
551 views
The equation y=As in(wt-kx)represents a
plane wave traveling along the x-direction. If a=0.10m, w=8500hz and
0 answers
549 views
Find an equation in cylindrical coordinates for
the rectangular equation. y^2 = x
1 answer
1,673 views
I need help answering these questions.
DIRECTIONS: Your friends are asking you to make plans for this weekend, but you are not
1 answer
683 views
Question: 15 of 30:
The distance versus time plot for a particular object shows a quadratic relationship. Which column of
0 answers
1,069 views
The length of a rectangular banner is 3 feet longer than its width. If the area is 70 square feet, find the dimensions.
2 answers
1,202 views
2 angles have measures x and y. The sum of the measures of the angles is 180. Write a formula to express this relationship and
2 answers
1,048 views
While visiting Planet Physics, you toss a rock straight up at 13.6 m/s and catch it 3.50 s later. While you visit the surface,
0 answers
623 views
A ball on a 6.5 m long string swings down and wraps around a post that is 4.0 m below the post the string is attached to. If the
0 answers
650 views
A 16,000 kg F-18 (jet fighter) lands at 52 m/s on an aircraft carrier, its tail hook snags the cable to slow it down. The cable
0 answers
589 views
A 65.0 kg student is standing atop a spring in an elevator as it accelerates upward at 3.85 m/s2. The spring constant is 3000
0 answers
683 views
A large box is loaded into the very back of a pickup truck and is not tied down. The truck then goes down the road at 20.0 m/s.
0 answers
816 views
It is proposed that future space stations create an artificial gravity by rotating. Suppose a space station in constructed as a
3 answers
5,740 views
What is the topic sentence in the following paragraph? I believe that paragraph one was a very effective paragraph. It touches a
2 answers
910 views
by prime factorisation method find the least positive number divisible by 700 and 364
5 answers
1,484 views
find the H C F of three Numbers 198 126 and 240 by using fundamental theorem of arithmetic
1 answer
555 views
how many cubes with a side length 5cm do fit in a cube with a side length 20cm?
1 answer
414 views
In "The summer people" by Shirley Jackson.
What is the stories point of view? For which Character(s) does the narrator give us
1 answer
568 views
he Fe(ox)33– complex ion creates an emerald green solution when dissolved.
The observed solution color of the complex indicates
4 answers
1,329 views
why is the sky blue?
is it because of elements in the atmosphere that when the sunlight which is made of multiple colors hits it
2 answers
858 views
do sugar, corn syrup, corn starch, and gum acacia affect the movement of dyes on chromatography paper?
2 answers
506 views
who is the odd one out Hayden,Mozart or Beethoven
1 answer
945 views
If I need to mutliply 80.00 times 8.25%, where do i put my decimals fot the percentage?
1 answer
424 views
Lee worked 22 hours this week and made $132. If she works 15 hours next week at the same pay rate, how much will she make?
3 answers
1,079 views
If r=5z then 15z=3y, then r=?
1 answer
567 views
Simon arrived at work at 8:15am anf left work at 10:30pm. If Simon gets paid by the hour at a rate of $10 and time and 1/2 for
1 answer
602 views
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