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June 15, 2020
Br2(aq) + 2 KI(aq) ==> 2 KBr(aq) + I2(s)
What is oxidized and what is reduced in this reaction?
3 answers
asked by
Ben
4,554 views
How much tracks is possible in FMod?
1 answer
asked by
Hasan
4,050 views
Mike's hot-air balloon is 875.0 m directly above a highway. When he is
looking west, the angle of depression to Exit 81 is 11 °.
2 answers
asked by
Krystle
3,767 views
If a seed is planted, it has a 85% chance of growing into a healthy plant.
If 12 seeds are planted, what is the probability that
1 answer
asked by
Anonymous
3,490 views
If p is directly proportional q and p=4.5 when q = 12 ,find the relationship between p and q,p when q= 16,q when p= 2.4
5 answers
asked by
david t
3,422 views
Which of the following is an example of user generated content?
Lilly and Jim post their video on youtube Craig sends a youtube
4 answers
asked by
kyle
2,556 views
Which accurately describes a scientific innovation of the Renaissance and its impact?
The Bessemer method increased the
1 answer
asked by
mollie
2,239 views
Let 𝑋1,…,𝑋𝑛 be i.i.d. Bernoulli random variables with unknown parameter 𝑝∈(0,1) . Suppose we want to test
𝐻0:�
1 answer
asked by
ramj
2,065 views
Why is Avogadro’s number referred to as a mole?
A The name "mole" is an 1897 translation of the German Mol, coined by Wilhelm
1 answer
asked by
Anonymous
1,882 views
The National Assessment of Educational Progress tested a simple random sample of 1000 thirteen year old students in both 2004
1 answer
asked by
ramj
1,828 views
A man wants to buy a residential house valued at she.500000. A housing finance company advances him 90% of the amount. He repays
5 answers
asked by
Kate
1,765 views
Let X be a single (i.e. n=1 ) Gaussian random variable with unknown mean μ and variance 1 . Consider the following hypotheses:
H
1 answer
asked by
ramj
1,657 views
I might be overthinking this but my reference books, note and the internet don't have much on this topic.
What is the
3 answers
asked by
Sydney
1,604 views
a)𝑋1,…,𝑋𝑛∼𝑖.𝑖.𝑑.𝖯𝗈𝗂𝗌𝗌(𝜆) for some unknown 𝜆>0 ;
𝐻0:𝜆=𝜆0 v.s.
1 answer
asked by
ramj
1,561 views
True or false: In chemistry, the mole is used the same way that a grocer would use a dozen. It is a number representing a
1 answer
asked by
Anonymous
1,538 views
Two solid spherical balls with centres P and Q touch each other. The balls lie inside and in contact with a hemispherical bowl
3 answers
asked by
Kate
1,444 views
Roll a dice 20 times.
Record the results using tally marks. Use probability words to represent each of the following outcomes
1 answer
asked by
Charli D
1,425 views
Suppose that the rejection region of a test ψ has the form R={Xn:Xn>c} . Find the smallest c such that ψ has level α .
(If
2 answers
asked by
ramj
1,396 views
Consider an i.i.d. sample X1,…,Xn∼Poiss(λ) for λ>0 .
Starting from the Central Limit Theorem, find a confidence interval
0 answers
asked by
ramj
1,379 views
A 0.86-mole sample of C6H12O6 was placed in a vat with 100 g of yeast. If 39.6 grams of C2H5OH was obtained, what was the
2 answers
asked by
jessica
1,360 views
A certain club has 50 people, and 4 members are running for president. Each club member either votes for one of the 4
1 answer
asked by
St3v3
1,072 views
Molar mass, sometimes referred to as molecular weight, is the mass of one mole of a substance, and is usually expressed in
A
2 answers
asked by
Anonymous
1,044 views
A 3m high fence is on the side of a hill and tends to lean over. The hill is inclined at an angle of 20 degree to the
2 answers
asked by
Krystle
1,032 views
1.the bearing of p from q is N56°E, calculate the bearing of q from p
2.if the bearing from abuja to kano is N48°W,find the
2 answers
asked by
Nuella
870 views
The sum of 6 consecutive integers is 519.
What is the third number in this sequence?
1 answer
asked by
rube
868 views
A chord AB of length 13 cm subtends an angle of 67° at the circumference of a circle center O. Find the radius of the circle
1 answer
asked by
Kate
855 views
Microsoft Surface can do all of the following except ______.
organize and trade music files teleport physical objects purchase
0 answers
asked by
kyle
840 views
Which accurately describe the theology of the Catholic Church during the Middle Ages?
Select all that apply. Kosher dietary laws
1 answer
asked by
mollie
824 views
If x-3 is directly proportional to the square of y and x = 5 when y = 2,find x when y= 6.
1 answer
asked by
david t
742 views
A logarithmic function of the form f(x) = log_b x+c has an x-intercept at x = 1 and a vertical asymptote at y = 0. Also, f(x)
1 answer
asked by
devlyn
717 views
A ship that can cruise at 12km/h in still waters , sets course due S.W .it is driven off by current flowing W.15.N at a rate of
1 answer
asked by
Pearl
703 views
In a group of 180 persons composed of men, women, and children, there are twice as many men as women, and three times as many
1 answer
asked by
Anonymous
691 views
Hii! I'm kind of stuck on these, they may be simple I have a lot going on because tomorrow is my last day of school, and I need
2 answers
asked by
joe goldberg
691 views
Which accurately compares the theology that dominated during the Middle Ages with the philosophy that came to prominence during
1 answer
asked by
mollie
682 views
A football team has won 12 out of 20 games so far. Express this information as a fraction (in lowest terms), a decimal, and a
1 answer
asked by
Jules
674 views
At Generic High School, in the year 2001, there were 20 students per every computer. In 2008, there were 4 students per
1 answer
asked by
Bella
661 views
A man walks five miles due east and then three miles in a direction 60° north of east .calculate the displacement of the man.
1 answer
asked by
Pearl
591 views
Find the depth in meters of a hemispherical bowl that will hold 12.75kg of water
2 answers
asked by
Osward
567 views
10g of h2so4 is added into 20g of water. Calculate the mole fraction of h2so4
1 answer
asked by
Neha
512 views
using ruler and a pair of compasses only construct a quadrilateral ABCD with ab equal 9 cm BC equal 10 cm equal 7.5 cm and ab is
1 answer
asked by
Angel
497 views
A triangle has sides 8 cm and 5 cm and an angle of 90 degrees between them. Calculate the smallest angle between them.
3 answers
asked by
joy
491 views
Given that y= 2x-z/X+3z, express X in terms of y and z
1 answer
asked by
Kate
487 views
Hi! I was unsure of how to answer this question.....could i get some help?
Two angles of a triangle are 25 degrees and 40 degrees
2 answers
asked by
Cassandra
484 views
Which is an incorrect formula for a compound containing phosphorus.
1- P4O10 2- H2PO4 3- KPF6 4- Na2HPO3 5- Ca2P A) 3 B) 3 & 4 C)
2 answers
asked by
ChemGal
478 views
a. Draw the graphs of y=4cosx and y=2x-x on the same set of axes for -2π<=x<=2π
(done) b. Explain why all these solutions of
1 answer
asked by
anon
472 views
Given that log y= log(10xn), make n the subject
NOTE: n is the power
3 answers
asked by
Kate
471 views
Vinny is 5years older than his sister Lucy. Lucy is y years old now. Write an expression to show the sum of their ages in
1 answer
asked by
Paul
467 views
y - 7 = 3(x + 2)
I need to graph in slope intercept form.
2 answers
asked by
Emma
451 views
Make y the subject of the formula
P= xy/x-y
1 answer
asked by
Kate
446 views
Make t the subject of the formula
√3d(t-d)/8
2 answers
asked by
Kate
435 views
Nitrogen gas has a volume of 2.7 L at SATP. Whats the volume when the temperature cools to -30 degrees celcius?
1 answer
asked by
Rae
435 views
what is an example of "unity" in an art painting?
1 answer
asked by
joness
435 views
Make h the subject of the formula
q= 1+rh/1-ht
2 answers
asked by
Kate
429 views
Make p the subject of the formula
P²= (p-q)(p-r)
1 answer
asked by
Kate
423 views
Make X the subject of the formula
S= W√a²- x²
1 answer
asked by
Kate
407 views
what are some examples of scale and proportion? can i have a few examples for each?
1 answer
asked by
joness
398 views
If the angle of the top of a tower from a point 42m away from it's base on level ground is 36° find the height of the tower
1 answer
asked by
mazeedah
389 views
An aeroplane flies due north from Ikeja airport for 400km. It flies on a bearing of 060° for a further distance of 200km before
1 answer
asked by
Anonymous
389 views
1.the bearing of p from q is N56°E, calculate the bearing of q from p
1 answer
asked by
Nuella
361 views
"--> ibb.co/Xsd01qH"
included a picture of the question. 1. My answer would be 1,2,3,4 2. When and where they occur: between 1-4
3 answers
asked by
apollo_04
360 views
-1 9 19 29 what are the next 3 sequence
1 answer
asked by
filter
344 views
a box contians 12 bulbs with 3 defective ones .if two bulbs are dramn from the box together,what id the probability
1 answer
asked by
kemal mamiya
323 views
If 4 sin^2 θ - 3 is equal to 0 . What is the value of θ for 0° < θ < 90° ?
1 answer
asked by
joey
321 views
(Estimate) -3/4 + 15/24
a.-3/4 b.1/2 c.1/8 d.-1/8*
1 answer
asked by
Random
319 views
Make c the subject of the formula
T= x√c²+d²
0 answers
asked by
Kate
317 views
21=p−12.
1 answer
asked by
Izuku
312 views
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