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Questions Asked on June 3, 2020

Calculate the mass of cacl2 formed when 5 moles of chlorine reacts with calcium metal
1. 8 answers
2. asked by Bitanya
3. 5,637 views
Find out the amount of heat required to convert 1 gm of ice at -30 ⁰C to 1 gm of steam at 120⁰C. Given the specific heat of
1. 2 answers
2. asked by Rahul
3. 4,082 views
A bag contains only red, green, brown and yellow marbles.The probabilities of selecting each colour are shown below. The
1. 1 answer
2. asked by isadora
3. 3,751 views
A solution is prepared by mixing 1.00g ethanol (C2H5OH) with 100.0g water to give a final volume of 101.mL. Calculate the
1. 3 answers
2. asked by Help plz
3. 3,397 views
what valume of nitrogen reacts with 33.6 liters of oxgen to produce nitrogen dioxide?
1. 10 answers
2. asked by Reediet
3. 3,316 views
Which option represents a positive impact of European interaction on Native American peoples?A.) Native Americans became
1. 3 answers
2. asked by Kahlia
3. 3,263 views
From the top of a fire tower, a forest ranger sees his partner on the ground at an angle of depression of 40º. If the tower is
1. 1 answer
2. asked by Saif
3. 3,227 views
Let X1,…,Xn be i.i.d. Poisson random variables with parameter λ>0 and denote by X¯¯¯¯n their empirical average,X¯¯¯¯n
1. 2 answers
2. asked by ramj
3. 2,366 views
A 37-ft ladder leans against a building so that the angle between the ground and the ladder is 79∘.How high does the ladder
1. 1 answer
2. asked by saira
3. 2,151 views
The ratio of Alex’s toy cars to Jim’s toy cars is 8:3. How many toy cars do they have altogether, if Alex has 40 more cars
1. 6 answers
2. asked by Anonoymous
3. 2,112 views
How many grams of HCl can you make from 110.0 g H2S in the reaction3 H2S + 2 FeCl3 ---> 6 HCl + Fe2S3
1. 1 answer
2. asked by tori
3. 2,108 views
What is the equation of the line tangent to the function f(x)=-x^2+5 at the point (1,4)?A. y=-x+5 B. y=-x+9 C. y=-2x+6 D y=-2x+9
1. 6 answers
2. asked by Derek
3. 1,880 views
How did Communist leaders intentionally influence children in the Soviet Union?A. Schools were converted to indoctrinate
1. 2 answers
2. asked by Anonymous
3. 1,839 views
Mrs. Whimsey’s class is having a pizza party. If there are 16 students and 4 pizzas cut into 8 slices, what answer choice
1. 1 answer
2. asked by Lyla
3. 1,702 views
How many grams of magnesium hydroxide will precipitate if 25.0 mL of 0.235 M magnesium nitrate are combined with 30 mL of 0.260
1. 2 answers
2. asked by Help me
3. 1,609 views
In ABC, A=29°, B=36° , b=15•8cm, find a
1. 3 answers
2. asked by Hassan
3. 1,604 views
what do the a, h, and k values do in the graphs of these functions??f(x) = a*log(x-h)+k f(x) = a*2^(x-h) +k i think the k is the
1. 2 answers
2. asked by zara
3. 1,483 views
What is the instantaneous rate of change of the function f(x)=6x^2-x at the point (-1,7)?A. -13 B. -5 C. 7 D. 11
1. 3 answers
2. asked by Silvia
3. 1,380 views
Which best describes the role of the Old Testament in Christianity?
1. 3 answers
2. asked by Bennet
3. 1,298 views
Argue that the proposed estimators λˆ and λ˜ below are both consistent and asymptotically normal. Then, give their
1. 0 answers
2. asked by noneya
3. 1,276 views
Triangle DEF has interior angles at D and E, which measure 100 and 25. What is the measure of theexterior angle at F?
1. 1 answer
2. asked by Anonymous
3. 1,111 views
An elevator motor provides 32kW of power while it lifts the elevator 24 m at a constant speed. If the elevator’s mass is 2200
1. 2 answers
2. asked by Jeremy Bearimy
3. 1,090 views
Thirty-three percent of workers in a city are college graduates. If you randomly select 20 workers...(A) what is the probability
1. 1 answer
2. asked by Abby
3. 1,088 views
Would 0.85 grams float sink or remain suspended in tap water
1. 2 answers
2. asked by Sat
3. 1,086 views
Which of the following statement best explains why your feet feels cold, when you stand on a slab of ice?
1. 0 answers
2. asked by Anurag
3. 1,078 views
Audrey uses 5/8 cup of fruit in each smoothie she makes.She makes 6 smoothies to share with her friends. How many cups of fruit
1. 2 answers
2. asked by Ms. Raven
3. 851 views
For the following questions, assume the potentialenergy of the mass was 0.20 J when released at point E. a) If the mass-cord
1. 1 answer
2. asked by Cheyenne
3. 829 views
60 mL of 0.322 M potassium iodide are combined with 20.0 mL of 0.530 m lead(II) nitrate. How many grams of lead (II) iodide will
1. 1 answer
2. asked by Help me
3. 826 views
How much energy is needed to raise 2.0kg of aluminium by 30oc
1. 1 answer
2. asked by Ella-louise
3. 821 views
Could someone list a few similarities between the pacific islands and Australia, mainly government similarities, but anything
1. 1 answer
2. asked by Same person
3. 792 views
Given the set of ordered pair, find the domain and range, graph using mapping diagram and tell whether each set is a function or
1. 2 answers
2. asked by The orange baboon
3. 764 views
How do any sports issues affect current events on a global level?
1. 5 answers
2. asked by Korra
3. 714 views
In triangle ABC, AB = BC. Calculate the angle a for ADC.It is two triangles (A triangle within a triangle) and I'm trying to
1. 2 answers
2. asked by Mike
3. 689 views
Cathy is planning a party. She decides to serve pizza. She estimates that she will need 12 pizzas with 8 slices each. If each
1. 1 answer
2. asked by ʕ•ᴥ•ʔ
3. 681 views
The bearings of ships A AND B from port p are 2.25 degree and 116 respectively.ship A is 3.9km from ship B on a bearing of 258
1. 4 answers
2. asked by Emmanuel
3. 656 views
A one-liter carton of fruit drink is made from 350 ml350 ml of mango juice, 400 ml400 ml of orange juice, and some mandarin
1. 2 answers
2. asked by Same
3. 599 views
The heat change for the reaction N2O4 at equlibrium with NO2 is -13.9 at 298 calculate the value of equilibrium constant at 273k
1. 1 answer
2. asked by Amos
3. 571 views
Calculate the mass of Cac12 formed when 5moles of chlorine reacts with chlorine metal?
1. 1 answer
2. asked by Reediet
3. 563 views
Write a multiplication equation of a whole number times a fraction to go with the number line
1. 1 answer
2. asked by Callie
3. 542 views
If I want to produce 50 grams of MgCl2, how many mL would I need of 0.75 HCl?1Mg(OH)+2HCl----> 1MgCl2+ 2H2O
1. 1 answer
2. asked by Help me
3. 527 views
Can I become a psychologist or social worker with the above mentioned subjects
1. 2 answers
2. asked by Thembelihle
3. 525 views
A cyclist cycled 8km at a certain average speed. He then increased his speed by 2km/h and took the same time to travel 9km. Find
1. 1 answer
2. asked by Faithfulness
3. 504 views
a plane progressive wave is represented by y= 6sin 100t-0.5x where all the symbols their usual meaning find
1. 1 answer
2. asked by Ibrahim
3. 496 views
Why are some large sports organizations tax-exempt
1. 0 answers
2. asked by Ellis
3. 477 views
As a prank, your friends have kidnapped you in your sleep, and transported you out onto the ice covering a local pond. Since
1. 1 answer
2. asked by Sam
3. 463 views
Find the value of n if 3^2n+1 =4 (3^n+1) +9=0?
1. 1 answer
2. asked by The orange baboon
3. 429 views
Given f(x)=4x^2+2x-9, what is f'(a)?A. f'(a)=6a+2 B. f'(a)=6a-9 C. f'(a)=8a+2 D. f'(a)=4a+2-9
1. 3 answers
2. asked by JRose
3. 408 views
2r+3s=163r+2s=16
1. 1 answer
2. asked by Anonymous
3. 351 views
how do you play dogeball?
1. 2 answers
2. asked by joness
3. 136 views

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