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Questions (21)
A therapist is helping a patient with stretching exercises. She pushes on the patient’s foot with an average force of 200 N.
0 answers
627 views
Quentin is lifting a 10 kg dumbbell by pulling upward on it with a 108.1 N force. What is the acceleration of the dumbbell as a
2 answers
4,658 views
A boxer is punching the heavy bag. The time of impact of the glove with the bag is 0.10 s. The mass of the glove and his hand is
1 answer
2,434 views
A sled has 300 kg m/s of momentum at point A. At point B the momentum is 375 kg m/s after 2 sec. What force was applied to the
1 answer
367 views
A 75 kg individual runs a 5 m/s and jumps onto a stationary 40 kg wagon. What is the speed of the wagon and individual?
1 answer
354 views
Emma is working in a shoe test lab measuring the coefficient of friction for tennis shoes on a variety of surfaces. The shoes
1 answer
3,167 views
Emma is working in a shoe test lab measuring the coefficient of friction for tennis shoes on a variety of surfaces. The shoes
0 answers
696 views
List a repeating decimal that is equal to an integer.
I have 0.999 because if you divide it by 9's its equal to 1, 999/999=1 Also
1 answer
1,116 views
A surveyor stands 150ft from the base of a tree and measures the angle of elevation to be 46.2. His eye level is 6feet above the
3 answers
1,925 views
A football is thrown by a quarterback, the footballs height in feet h with respect to time in seconds T can be modeled using
0 answers
572 views
A football is thrown by a quarterback, the footballs height in feet h with respect to time in seconds T can be modeled using
1 answer
630 views
A football is thrown by a quarterback, the footballs height in feet will be 7.5 ft in the air because that's about the right
3 answers
714 views
What is a complete ionic equation for the reaction between Pb(NO3)2 and NaI?
3 answers
8,193 views
What is the mole ratio of the reactants in a tube containing:
Pb(NO3) 22.0mL 0.5 mol NaI 16.0mL 0.5 mol
2 answers
516 views
Pb(NO3)2 6.0mL 0.5 mol
NaI 12.0mL 0.5 mol What is the mole ratio between Pb(NO3)2 and NaI?
2 answers
599 views
DATA TABLE 2: SPOT TESTS OF SUPERNATANT SAMPLES FROM REACTION TUBES
Substance Added Tube 1 Ppt.? Tube 2 Ppt.? Tube 3 Ppt.? Tube 4
1 answer
788 views
DATA TABLE 1: DATA FOR REACTION MIXTURES
Tube Number Pb(NO3)2 NaI Height Ppt. (cm) Maximum Theoretical Yield Ppt. (mol) (mL)
1 answer
730 views
What is the projection of (2,6) onto (-1,5)?
1 answer
2,318 views
Given the polar coordinates of a point, how do I find the rectangular coordinates?
(2, 3pi/4) (-4, 7pi/6) (2/3, -2pi/3) Given the
1 answer
793 views
A 0.500 L solution of 7.50 M hydrochloric acid is used to neutralize a 250.0 g sample of calcium hydroxide. Calcium chloride –
1 answer
1,376 views
A turtle is moving with a constant acceleration along a straight ditch. He starts his stopwatch as he passes a fence post and
2 answers
4,479 views
Answers (7)
Hi, Are you still in business? I found a few errors on your site: questions.llc Would you like me to send over a screenshot of those errors? Regards Brianna T. Unsubscribe from future messages by replying to this email with OPTOUT or REMOVE in the subject
I need help
I still need more help i need to explain it in a paragraph on how i got the anser
induced emf in secondary= (number of turns in secondary/ number of turns in promary)* applied emf in primary. this can be changes to solve for applied emf in primary instead.
a. What is the relative height of each of the precipitates? Assume that the tube with the least amount of precipitate has a relative height of 1. HINT: Divide each height by the smallest one. b. What is the relative number of theoretical moles of product
Which ions are spectacular ions in this reaction? What is a net ionic equation for this reaction?
Correction : Pb(NO3)2 2.0mL
