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Annette

Questions (58)

The stereochemistry of the products of SN2 reactions are always the same as that of the reactants.True or false?
1. 3 answers
2. 106 views
17. In bears, (F) is the dominant allele for brown fur and (f) is the recessive allele for white fur. If a heterozygous male
1. 1 answer
2. 142 views
How to prove the formal to find the infinite geometric series is correct using a graph or another equation?
1. 1 answer
2. 93 views
How to prove the formal to find the infinite geometric series is correct?
1. 4 answers
2. 87 views
2 to the power of what equals 0
1. 1 answer
2. 98 views
rainflow is a new U-shaped system of guttering. The cross-section is a semi-circle with radius x topped by an open rectangle of
1. 2 answers
2. 127 views
4 metre length of I beam that weighs 400 kg What is centre of gravity
1. 1 answer
2. 163 views
If a saturated solution of KCl containing 20g of water is cooled from 90 to 40 degrees Celsius. What mass of the solute will
1. 1 answer
2. 246 views
State and explain five causes of disability in children during the post natal period.
1. 1 answer
2. 452 views
How many moles of Cu are required to produce 16.25 g of H2O
1. 1 answer
2. 349 views
How many moles of Cu are required to produce 16.25 g of H2O
1. 1 answer
2. 373 views
I am charged 80 cents for a 15 minute phone call. How much is that call per minute?
1. 2 answers
2. 850 views
Suppose you throw a ball up in the air from the top of a 160 foot building. It's height h in feet after t seconds is given by
1. 2 answers
2. 533 views
Suppose you throw a ball up in the air from the top of a 160 foot building. It's height h in feet after t seconds is given by
1. 6 answers
2. 719 views
When 8 is added to 2 times a number the sum is 32.what is the number.Is it 16 or 4
1. 1 answer
2. 422 views
Viktor Frankl states that it is ______ to define lifes meaning in broad and sweeping terms.a. Necessary. b. Easy. c. Impossible.
1. 2 answers
2. 549 views
Descride 5 reasons for the outbreak of the Haitian revolution
1. 2 answers
2. 496 views
Implicit diff.y^2 + 4xy +4y^2=40 2yy'+ _______ + 8y*y=0 I am confused with the 4xy. Would you write this out to be 4x*y'+4y OR
1. 2 answers
2. 573 views
How do you know 1 and 2/3 divided by 3 and 1/2 has to be less than 1/2, without calculating the quotient?Please explain :)
1. 1 answer
2. 421 views
Choose two dimensions, describe them, and explain the relationship between your chosen dimensions. Provide at least two examples
1. 3 answers
2. 496 views
The temperature of 550. g of water is increased from 16.0 degrees Celsius to 28.2 degrees Celsius by burning fuel.How many
1. 2 answers
2. 578 views
to obtain the rate of the reaction 5Br-(aq) +BrO3- (aq) + 6H+ (aq) ---3Br2(aq) + 3H2O(l) you might follow the Br concentration
1. 4 answers
2. 2,260 views
I need research to do a paper on POA INDICATORES. with penn foster
1. 1 answer
2. 495 views
During a hurricane evacuation from the east coast of Georgia, a family traveled west. For part of the trip, they averaged but as
1. 1 answer
2. 489 views
Which of the following best describes the columbian exchange that occurred during the age of discovery
1. 3 answers
2. 727 views
In a running event, a sprinter does 4.9 105 J of work and her internal energy decreases by 9.1 105 J.(a) Determine the heat
1. 2 answers
2. 660 views
A nuclear power plant has an electrical power output of 1900 MW and operates with an efficiency of 32%. If excess energy is
1. 1 answer
2. 1,341 views
Consider the following figure.(a) Determine the work done on a fluid that expands from i to f as indicated in the figure. J (b)
1. 1 answer
2. 650 views
Consider the following.(a) Find the work done by an ideal gas as it expands from point A to point B along the path shown in the
1. 2 answers
2. 862 views
An ideal gas is enclosed in a cylinder with a movable piston on top of it. The piston has a mass of 8,000 g and an area of 5.00
1. 2 answers
2. 1,246 views
An ideal gas is enclosed in a cylinder with a movable piston on top of it. The piston has a mass of 8,000 g and an area of 5.00
1. 1 answer
2. 777 views
An ideal gas is enclosed in a cylinder with a movable piston on top of it. The piston has a mass of 8,000 g and an area of 5.00
1. 1 answer
2. 844 views
A 100 g aluminum calorimeter contains 250 g of water. The two substances are in thermal equilibrium at 10°C. Two metallic
1. 2 answers
2. 864 views
A 79-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.8 s.(a) Calculate the mechanical work done by the sprinter
1. 3 answers
2. 1,673 views
A 79-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.8 s.(a) Calculate the mechanical work done by the sprinter
1. 3 answers
2. 2,355 views
49-kg woman cheats on her diet and eats a 582-Calorie (582 kcal) jelly doughnut for breakfast.(a) How many joules of energy are
1. 2 answers
2. 740 views
A 22.0-L tank of carbon dioxide gas (CO2) is at a pressure of 9.40 105 Pa and temperature of 22.0°C.(a) Calculate the
1. 3 answers
2. 1,448 views
A car rounds a banked curve where the radius of curvature of the road is R=100m., the banking angle 10 degrees and the
1. 4 answers
2. 1,480 views
A .275 kg. object is swung in a vertical circular path on a string .850 m. long. A) What are the forces acting on the ball at
1. 6 answers
2. 7,659 views
Two blocks of masses m1 = 2kg. and m2 = 4kg. are each released from rest at a height of h = 5m. on a frictionless track, and
1. 4 answers
2. 3,057 views
a 5kg block is pushed 3m up a vertical wall with constant speed by a constant force of magnitude f applied at an angle of 30
1. 4 answers
2. 3,500 views
How many moles of Al(OH) are required to completely react with 2.75mol of H2SO4?
1. 2 answers
2. 517 views
If the recipe for 4 pancakes is 6tbsp flour and 1/4 pint milk how much milk and flour would you use for 1/4, 1/2, 2, 5, and 3
1. 3 answers
2. 574 views
If the recipe for 4 pancakes is 6tbsp flour and 1/4 pint milk how much milk and flour would you use for 1/4, 1/2, 2, 5, and 3
1. 1 answer
2. 402 views
A sample of 352 subscribers to Wired magazine shows the mean time spent using the Internet is 13.4 hours per week, with a sample
1. 4 answers
2. 1,350 views
Calculate the volume of concentrated reagent required to prepare the diluted solutions indicated: (a) 18 M H2SO4 to prepare 225
1. 6 answers
2. 3,183 views
do the objectives of a criminal investigation change with the type of investigation
1. 4 answers
2. 540 views
Josephine is a 20 year old female who is present for an eating disorder not otherwise specified. She currently teaches salsa
1. 3 answers
2. 1,051 views
A moving truck fills up a shipment at an old address, at (-2,1). It travels 7 blocks south and 6 blocks east to the new address.
1. 3 answers
2. 925 views
Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two
1. 1 answer
2. 511 views
Solvek^2 + km = 8 m = k- 6 Can you show me step-by step please?
1. 1 answer
2. 427 views
Solvek^2 + km = 8 m = k- 6 Can you show me step-by step please?
1. 2 answers
2. 637 views
Can someone please walk me through the steps for the following Partial derivatives problems:f(x,y) = x^7 - 8y - 3, find x and y
1. 1 answer
2. 504 views
Can someone walk me through the following questions: Partial Derivativesf(x,y) = x^7 -8y -3 find x and y f(x,y) = 7 / 5x + 4y,
1. 1 answer
2. 442 views
I am really having trouble with the convention in literature could I have some examples?
1. 4 answers
2. 421 views
create an englis representing an algebraic relationshipAn English what? Sentence?
1. 1 answer
2. 491 views
If you are writing a formal paper, how do you write 1600s (as in the century)? Is there an apostrophe: 1600's?Thank you for
1. 3 answers
2. 3,138 views
Will someone help me with this problem, please?Calculate the mass in grams of 1.20*10^24 molecules of CO2. Well, convert it to
1. 3 answers
2. 840 views

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