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Helena
Questions (29)
When 25g of So2 reactants with oxygen, 27g of So3 is formed. What's the percentage yield?
1 answer
105 views
The bearing of Teta from p is 250 and the bearing of r from q is 160 degree. If q is equidistant from p and r , find the bearing
1 answer
401 views
Evaluate the extent to which the congressional Reconstruction efforts fostered political, economic and/or social change in the
0 answers
395 views
20 mL of 0.125 M potassium iodide solution is mixed with 10 mL of 0.1 g L–1 sodium thiosulfate (Na2S2O3.5H2O) solution and 0.2
1 answer
840 views
Translate this sentence into an equation.
The product of Helena's age and 9 is 99 . Use the variable h to represent Helena's age.
1 answer
1,621 views
Question:
A wind turbine has a total height of 50m, with 3 equally spaced blades that are 16m in diameter. 1) Create equations
1 answer
1,512 views
The full question: A point on a wheel has an equation y = 10 sin (x - 45°) + 20 that models the height as the wheel rotates.
1 answer
1,209 views
using a ruler and a pair of compass only. Construct ABC such that angle ABC=90°,AB=5cm and BC=6cm.Measure AC
3 answers
1,434 views
What contributions did Elizabeth Cady Stanton and Susan B. Anthony each make to the women's suffrage movement?
0 answers
29,671 views
A hockey puck moving at 0.4600 m/s collides with another puck that was at rest. The pucks have equal mass. The first puck is
4 answers
1,856 views
A 46−N lithograph is supported by two wires. One wire makes a 28° angle with the vertical and the other makes a 16° angle
2 answers
781 views
Mercury(II) sulfide, HgS, is practically insoluble in pure
water. Its solubility at 25 degrees C is probably no more than
6 answers
1,678 views
The electrical resistance of a wire waves directly as its length & inversely as the square of its diameter if a wire 30m long
1 answer
884 views
In 1993, Cuban athlete Javier Sotomayor set the world record for the high jump. the gravitational potential energy associated
3 answers
4,166 views
The circumference of a bowling ball is about 27 inches. Find its volume to the nearest tenth.
1 answer
953 views
On July 16, 1882, a massive thunderstorm of Dubuque, Iowa, produced huge hailstones. The diameter of some of the hailstones was
3 answers
703 views
A cone has a volume of 600 pi inches cubed. Find two possible sets of dimensions for the height and radius of the cone.
1 answer
628 views
When are tides in Earths oceans the highest?
1. during the moon's waning gibbous phase 2. during the moon's waxing gibbous phase
3 answers
1,028 views
earth and the moon are kept in their respective orbits due to the influence of ?
a) inertia b) gravity c) both inertia and
1 answer
480 views
Which of Earth's spheres has the most mass?
1. atmosphere 2. hydrosphere 3. geosphere 4. biosphere Is it Biosphere?
10 answers
1,400 views
1. Which of the following statements best defines tides?
when waves get bigger because of an approaching storm the rise and fall
19 answers
3,674 views
In a marketing survey involving 1,000 randomly chosen people, it is found that 630 use brand P, 420 use brand Q, and 210 use
3 answers
934 views
What role in the world did bismark envisagen for the new germany after 1871?
2 answers
552 views
Assuming complete dissocaition, what is the pH of 4.93 mg/L BaOH2 solution
2 answers
748 views
30 ml of sugar syrup is mixed with water to yield a concentration of 60% sugar solution. What is the volume of the solution? The
1 answer
717 views
What property of paradichlorobenzene may convince you that it is an ingredient in mothballs?
1 answer
935 views
how many grams of solid KOH is needed to neutralize 1.00 L of 0.250 M HNO3 solution?
1 answer
938 views
does anyone know what a megacity is and which cities are a megacity and a millionaire city and which are a millionaire city.
than
1 answer
535 views
I have trouble finding the complete subject simple subject complete predicate and the simple predicate please provide examples
1 answer
596 views
Answers (11)
The standard deviation
Calculate, correct to the nearest unit
does Thinks Needed Had Believes Took
I don't know 😔
a. 25
It is saying that the whole class had either brown eyes or blonde hair. They are saying out of all the blonde haired students, 1/4 have blonde hair AND brown eyes. and it is saying out of all brown eyed students, 1/3 have brown eyes and blonde hair.
2 + 1 = 5/6 lbs. 5/6 lbs. + 5/6 lbs. = 10/6 lbs. = 5/3 lbs. 4 + 2 = 5/3 lbs.
Ya! Castiel is right for Unit 4 Lesson 4
42*15/100 = 42*3/20 = 6.30
Sariqs last four test scores in history were 87,85,91,and 88. What scores on his next test will give him an average of 90 or above? Write and solve an inequality.
No. You can construct many trapazoids with the same area with multiple side lengths, thus as perimeter is the addition of the outer side lengths of a figure, if two trapazoids have different side lengths but the same area, most of the time, the different
