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Questions Asked on May 10, 2020

When Uranium 238 decays, it emits 8 alpha particles and 6 beta particles before finally becoming the stable daughter product;
1. 2 answers
2. asked by w
3. 2,384 views
Joshua’s calculator is set to generate the numbers from 1 to 10 at random. He notices that out of the 50 numbers his
1. 1 answer
2. asked by sakura
3. 691 views
acar traveling along a straight roed increases it's speed from 30m/s to 50m/s a distance of 300m .If the acceleration is
1. 2 answers
2. asked by Naseem Alfoqhaá
3. 470 views
When the first portion of 100 mL sample, which is known to contain iron (III) and calcium (II) and whose density is 1.01 g /
1. 1 answer
2. asked by Burak
3. 458 views
A film of gasoline (n=1.40) floats on water (n=1.33). Normally incident blue light of a wavelength 480 nm, appears bright blue
1. 0 answers
2. asked by Mea
3. 488 views
There are six more men then women in a apprentice class of 30. How many female apprentices are in the class?
1. 1 answer
2. asked by Anonymous
3. 462 views
Phases, Eclipses and TidesThis section explains what causes the phases of the moon, what causes eclipses, and what causes tides.
1. 0 answers
2. asked by Mari
3. 729 views
Is the set of all real numbers x such that 0 < x ≤ 1, with operation multiplication.So I choose any elements x,y in the above
1. 3 answers
2. asked by Ashley
3. 1,095 views
A tree casts a shadow 10 ft long. A boy standing next to the tree casts a shadow 2.5 ft long. The triangle shown for the tree
1. 2 answers
2. asked by devin
3. 1,352 views
A department store marked down all of its summer clothing 29%. The following week the remaining items were marked down again 15%
1. 1 answer
2. asked by Gianni
3. 983 views
The way in which each of the three major groups of rocks forms is different
1. 0 answers
2. asked by Treyon
3. 448 views
You are creating a playlist of songs for your workout routine. You have a total of 8 songs, but only need 6 for your playlist.
1. 3 answers
2. asked by sakura
3. 448 views
Evaluate 12P2
1. 2 answers
2. asked by sakura
3. 1,834 views
For what real value of x the following inequality holds:(4x²)/[1 - √(1 + 2x)]² < 2x + 9 ?
1. 7 answers
2. asked by Kenny
3. 479 views
A box contains a dozen markers: 4 purple, 3 black, 3 orange, and 2 red. Abbey takes 2 markers out of the box without looking.
1. 1 answer
2. asked by sakura
3. 821 views
The table shows the results of spins Peter made on a fair spinner.Spinner Results Color Number of Times Red 2 Yellow 3 Blue 6
1. 1 answer
2. asked by sakura
3. 774 views
Is there one place on Earth where we can see the complete geologic column? How and why?
1. 1 answer
2. asked by w
3. 895 views
If the rule says I should mix 1 cup of fertilizer in every 1 gallon of water, how much fertilizer should I mix in 1 litre of
1. 1 answer
2. asked by shamar
3. 529 views
Light rays strike a plane mirror at an angle of α = 38.5° as shown in the figure below. What is the angle when the reflected
1. 1 answer
2. asked by AAA
3. 580 views
What is the median of the data set below? Round to the nearest while number.Test scores: 76, 92, 84, 97, 72, 88, 77
1. 1 answer
2. asked by Nick
3. 1,211 views
I know it's hard to draw a graph here, but I just need an explanation of both if possible. I appreciate any help I can get! :)"D
1. 2 answers
2. asked by Beige
3. 506 views
To study a species of fox, a team captures and tags 25 foxes from a large forest and then releases them. The following week they
1. 2 answers
2. asked by Brandon
3. 413 views
In its flip a lid contest, a coffee chain offers prizes of 50,000 free coffees, each worth $1.50; two new TVs, each worth $1200;
1. 2 answers
2. asked by Brandon
3. 1,012 views
How many (a) H+ ions and (b) OH" ions are present in 250 ml of asolution of pH3?
1. 1 answer
2. asked by Ali Alkhfajy
3. 495 views
What is the perimeter of 12 + 10 + 13 +? =
1. 1 answer
2. asked by Lena
3. 341 views
What was the shortest distance, in miles, that a student ran?
1. 2 answers
2. asked by Ahmed
3. 1,423 views
3. What was one effect of the Green Revolution?4. Most Central Asian countries today can best be characterized as what type of
1. 1 answer
2. asked by HEAVEN
3. 889 views
6. The Soviet Union spent money on the military and weapons and neglected the rest of the economy.This helped lead to the
1. 1 answer
2. asked by HEAVEN
3. 541 views
8. How did the Soviet Union come to dominate Eastern Europe after World War II?
1. 2 answers
2. asked by HEAVEN
3. 845 views
Lucile runs the 50-meter dash in her track meet. How many millimeters long is the race?
1. 1 answer
2. asked by Sadie kilman
3. 550 views
PLEASE HELPIf a car generates 18 hp when travelling at a steady 90 km/h with an average frictional force of 5.4 x 10^2 N, how
1. 0 answers
2. asked by Anonymous
3. 661 views
How many grams of solid NaOH are required to prepare 500 ml of a0.04 M solution? (b) Express the concentration of this solution
1. 3 answers
2. asked by Ali Alkhfajy
3. 1,844 views
A string of a bow is pulled backwards 0.6 m with a force of 170 N. The mass of the arrow is 95 g (0.095 kg). If the bow is 92%
1. 0 answers
2. asked by Anonymous
3. 454 views
What are the (a) H+ ion concentration, (b) pH, (c) OH" ionconcentration, and (d) pOH of a 0.001 M solution of HC1?
1. 1 answer
2. asked by Ali Alkhfajy
3. 773 views
What is the concentration of HN03 in a solution that has a pH of 3.4?
1. 1 answer
2. asked by Ali Alkhfajy
3. 461 views
Write a formula for quadratic function if its graph has the vertex at point (−2,5) and passes through the point (3,−10).
1. 2 answers
2. asked by Anonymous
3. 2,772 views
What is the pH of a 108 M solution of HCl?
1. 1 answer
2. asked by Ali Alkhfajy
3. 353 views
Three long wires parallel to the x axis carry currents as shown. If I = 20 A, what is the magnitude of the magnetic field at the
1. 0 answers
2. asked by AAA
3. 994 views
Question :For each of the following, let the operation ∗ be defined on Z by the given rule. Determine in each case whether Z
1. 1 answer
2. asked by Ashley
3. 703 views
A rectangle measures 3.9 cm by 9.1 cm.What is the area of the rectangle (A=lw)
1. 1 answer
2. asked by Kendrick
3. 354 views
Which is the correct formula to calculate The magnitude of the magnification M=di/do or M=-di/do
1. 0 answers
2. asked by Anonymous
3. 370 views
Enter a number in power (potency?) that is one eighth as large as 4^32.
1. 1 answer
2. asked by Mike
3. 323 views
Sorry if this sounds incorrect, I hope it doesn't, if it does, don't worry about it. They are the advanced questions and it
1. 2 answers
2. asked by Mike
3. 431 views
Two wires lying in the plane carry equal currents in opposite directions. If a negatively charged particle is at rest at a point
1. 0 answers
2. asked by Anonymous
3. 489 views
What is the volume of nitrogen that will be produced at stp from the decomposition of 9.60g of ammonium dioxonitrate(III)?
1. 4 answers
2. asked by The orange baboon
3. 1,123 views
In a simple harmonic oscillator that is vertical(so the forces on the mass is gravitational and/or spring), if more mass is
1. 1 answer
2. asked by Charity W.
3. 432 views

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