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nina
Questions and answers by
nina
, page 2
Questions (142)
If 6.20 mol of calcium carbide (CaC2) reacts with an excess of water, how many moles of acetylene (C2H2), a gas used in welding,
2 answers
1,071 views
For what main reason do consumers buy goods and services?
A to make money to save for later B to show show support for free trade
6 answers
792 views
A company in China manufactures basketballs. A company in the United States buys the basketballs and resells them to people
4 answers
826 views
Which of these is an example of price competition?
A a new advertising campaign B a loyalty rewards program C a special holiday
7 answers
4,364 views
Which type of economic institution works to provide services to a community and does not pay taxes?
A bank B market C non-profit
5 answers
1,014 views
Experiment: Thermodynamics of Real Gases Chemistry 311L
(Heat Capacity Ratio and the Joule-Thomson Effect) question: Imagine that
1 answer
476 views
12 less than the product of 14 and b
1 answer
358 views
Solve the system by either substitution or elimination
3x-5y=21 2x+y=1 A (2,-3) B (2,3) C (-2,-1) D (-2,1)
5 answers
4,776 views
Please help I have tried this question so many times: I cannot type out the exponents because my keyboard does not allow so I'll
2 answers
763 views
X^2-x-6/2x-6
1 answer
310 views
what are some of the misconceptions about progressive education?
2 answers
612 views
what is this question asking. need help.
today one common curriculum model is emergent curriculum or planning curriculum around
2 answers
748 views
Hi I need help with this question. I am not asking for the answer because if not I wont learn like that. I am looking for a good
11 answers
509 views
one day a store sold 18 sweatshirts, white ones cost $9.95 and yellow ones cost 12.50. in all 222.45 worth of sweatshirts were
2 answers
931 views
what should service providers (i.e youth and social workers) consider before intervention?
what is he asking?
1 answer
340 views
How does this problem create a barrier for creating strong and healthy children in this country?
need someone to explain please.
3 answers
317 views
How does this problem create a barrier for creating strong and healthy children in this country?
problem-transportation need
7 answers
421 views
in what ways can housing program be realistically strengthened to have a more lasting impact? What are the housing program’s
4 answers
370 views
2x-3y-4z=
1 answer
308 views
How do you feel that these images have been shaped by the family structure that you are a part of/ or ones that you have been
2 answers
537 views
Hanson & Lynch detail how historical and present issues of race, ethnicity, language diversity, and socioeconomic background can
3 answers
404 views
why Race and Racism is essential to acknowledge in the scope of the classroom setting?
what does this question mean? examples
1 answer
345 views
•Explain how writing 2x-5 with positive exponents is similar to writing 2x-3/4 with positive exponents. Post a problem
2 answers
490 views
The lecturer with a monotone voice of 440 Hz and you are both 2m away from the long, smooth and tall wall. You will hear sound
1 answer
467 views
Excited by the in class experiments you put two speakers in your living room 80cm apart producing a sound of 750Hz. 4.0 m away
1 answer
418 views
The lecturer with a monotone voice of 440 Hz and you are both 2m away from the long, smooth and tall wall. You will hear sound
1 answer
447 views
A thin light beam is shining onto a wall. You take a solid block of glass that is 3.0cm thick and place it between the wall and
2 answers
537 views
how long will it take for an investment to triple if it is compounded continuously at 4.2%
3 answers
665 views
A company has a policy of retiring company cars; this policy looks at number of miles driven, purpose of trips, style of car and
4 answers
1,999 views
A square garden outside of Tom's apartment has an area of 64 square meters. The area can be represented by the equation x2 = 64
2 answers
1,186 views
What is the (absolute) pressure of a bulb? (to 3 s.f and in kPa)
(Patm = 101 kPa, ρwater = 1000 kg m−3) Height = 16.0cm what
4 answers
1,237 views
A tank holds a mixture of oxygen and nitrogen gases. If the partial pressure of oxygen is 3.3 atm and the mole fraction of N2
2 answers
902 views
The polynomial P(x)=x^3−6x^2+6x−23 can be rewritten as P(x)=(x^2+6)(x−6)+13.
Which expression is a factor of P(x)? a. x^2+6
1 answer
445 views
Johnny is building a ramp to his front door, which is 4.3 feet off the ground. He wants the angle of elevation of the ramp to be
3 answers
431 views
what is 172 rounded to the nearest hundredths
1 answer
400 views
Use the graph to answer the question.
What is one way to make this graph less misleading?
10 answers
2,543 views
On Friday, the temperature changed at a rate of −4°F per hour. How many hours did it take for the change in temperature to be
3 answers
1,027 views
what is the measurement of each interior angle of a heptagon
2 answers
1,138 views
a tutor hourly wage will increase from R24.00 to R27.60. What percent of the increase of the does this represent?
a. 15% b.
1 answer
256 views
Help pleaseee😭
A tutor hourly wage will increase from R24.00 to R27.60. What percent of the increase of the increase does this
1 answer
240 views
a tutor hourly wage will increase from $24.00 to $27.60. What percent of the increase does this represent?
a. 15% b. 13,04% c.
1 answer
212 views
S.A=2pi r(h+r)
solve for h
2 answers
188 views
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