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Zayn
Questions (26)
A student used 5.06g of a mixture of copper sulphate pentahydrate an salicylic acid in the performance of this experiment. The
1 answer
2,430 views
im confused please help thanks
Gaseous nitrogen dioxide reacts with liquid water to yield aqueous hydrogen nitrate and nitrogen
2 answers
815 views
If the empirical formula of a compound is CH2 and its molar mass is 70.0, then what is its molecular formula?
1 answer
1,086 views
A car depreciates in value by 15% for the first year and for each year later by 12% of its value at the beginning of that year.
2 answers
798 views
Describe how fans in a sporting stadium would need to move to create a transverse wave and a longitudinal wave
0 answers
488 views
How long will it take for an investment of $5000 to double if it is invested at 5% p.a. simple interest?
Been stuck on this and
1 answer
649 views
1. Which of the following numbers is a rational?
A. 4/5 B. square root of 27 C. 4.02002000200002... **** D. Square root of 31 2.
11 answers
5,352 views
A galvanic cell is composed of these two half-cells, with the standard reduction potentials shown:
Cu2+(aq) + 2 e- ---->Cu(s)
2 answers
1,044 views
If a quadratic equation with real coefficients has a discriminant of 225, the what type of roots does it have?
5 answers
2,279 views
After spending 30% of his money, John had $140 left. How much did he have at first.
Siti and Ali saved $4500. Ali and Jim saved
1 answer
637 views
Machine X can pack 3 crates of bottles and Machine Y can pack 4 crates of bottles within the same time. In half an hour, Machine
1 answer
543 views
Su Mei bought 3 apples for $2n. How much did she have to pay for 18 apples?
1 answer
940 views
CORRECTION.
The selling price of a pencil box was $4. Chee Keong bought the pencil box and paid $4.28 including GST. What
2 answers
898 views
Rahyu spent 2h 25 min in a library. She spent 30 min of the time reading newspapers. What percentage of her time in the library
1 answer
429 views
Mr Srinivasan invests $55 000 in a fixed deposit account. The interest rate is 3.3 % per year. How much money will he have in
1 answer
540 views
The selling price of a pencil box was $4. Chee Keong bought the pencil box and paid $4.28 including GST. What percentage of milk
2 answers
501 views
A jug contained 780 ml of mil. Mrs Li poured 221 ml of the milk into a glass and 130 ml into a cup. What percentage of milk was
1 answer
655 views
Evelyn has a ribbon 420 cm long. She uses 216 cm to decorate a present., What percentage of ribbon is left> Express your answer
1 answer
446 views
A sum of money is shared between Alice, ah and Sita in the ratio 3:2:4. If ah receives $4287.50, how much money do Alice and
1 answer
430 views
There were 3 glasses containing the same volume of liquid. Mr Lee poured 210 ml of the liquid from Glass A into Glass C, and 150
1 answer
3,430 views
Tina and Gopal had some stickers in the ratio 2:3. Gopal gave half of his stickers away and the ratio became 4:3. If Gopal had
2 answers
899 views
The ratio of the number of coins Azam had to the number of coins Eddie had was 3:7. Eddie gave 42 coins to Azam and they ended
2 answers
569 views
The ratio of the amount of money Karen had to the amount of money Peter had was 2:5. Peter received $75 from his mother, the
2 answers
2,183 views
Sam used cement and sand to prepare a mixture. The ratio of the number of pails of cement used to the number of pails of sand
1 answer
567 views
The ratio of the volume of water in Jug A to the volume of water in Jug B is 2:5.
A.) If half of the water in Jug A is poured
5 answers
2,868 views
A standard doorway measures 6 feet 8 inches by 3 feet. What is the largest dimension that will fit through the doorway without
1 answer
1,598 views
Answers (15)
I am very unsure what happened here, but the teacher is right. You should schedule tutoring or reread your module+notes. Cheating on sites is never a good idea, especially with academic integrity. Answers can be viewed as plagiarism if you just copy work
Thank you!
answer is £23360
Ohh I got it wrong but I'm sorry for not showing my working. I understand it now thanks for showing.
I want answer
Just explain how to use X for him.
Limited resource is the basic assumption in Economy. Moreover, it's very true in daily life. For example, Peter want to join in several clubs and focus on his academic in the same time. However, here an opportunity cost for him to consider, because every
First get a high GPA and SAT scores. Every school has the fields you're interested in. An advice: The better the school you attend, the better education you'll receive.
a. The apollo: It's government purchase. b. Subsidy to agriculture and industry: It's transfer payments because it didn't produce things. Literally, it's kind of wealth distribution. c. Social security: It's also transfer payments. The reason is the same
A) smell
facts
I don't get it
8(4u-1)-12u=11(2u-6)
Thanks
lol sorry :/
