na

This page lists questions and answers that were posted by visitors named na.

Questions

The following questions were asked by visitors named na.

what is a narrow arm of the sea at the mouth of a river where the ocean tide meets the river current called?

find the 2 missing patterns 1,2,6,24,120,.. 2,4,8,16,32,.. 1,1/4,1/9,1/16,1/25,.. 1,1/2,1/3,1/4,..

a butterfly at eye level is 20 cm in front of a plane mirror. you are behind the butterfly, 50 cm from the mirror. what is the distance between your eyes and the image of the buterfly in the mirror?

what volume of benzene ( C6H6 d=0.88g/ml molar mass = 78.11) is required to produce 1.5*10^3 kj of heat

A diver springs upward from a board that is three meters above the water. At the instant she contacts the water her speed is 9.6 m/s and her body makes an angle of 84 degrees with respect to the horizontal surface of the water .

A drag racer accelerated from 0 to 475km/h in 4.88 s. Assuming a constant acceleration, how far did it travel?

a or b) for each number as well as an explanation of why you made that choice. just need help explaining why? Answer A 4a. John has become a rather good actor. 4b John has became a rather good actor. Answer A 5a. Some athletes have taken drug tests to pro...

An electron is located on a pinpoint having a diameter of 2.04 µm. What is the minimum uncertainty in the speed of the electron?

Mr. Arswan iss preparing a mixture for a science experiment. He measures 10.5 grams of wood shavings, 150 grams of iron filings, and 18.50 grams of salt. What is the total mass of Mr. Arswan`s mixture? A 30.5 grams B 179 grams C 150.5 grams D 17.9 grams

The cider is heated from an initial temperature of 4°C to a final temperature of 65°C. The steam enters the heat exchanger as 50% quality steam and exits as water condensate at 85°C. Calculate the mass of steam required to heat 150 kg of cider. (For the c...

In the following reaction, how many grams of lead(II) nitrate Pb(NO3)2 will produce 425 grams of sodium nitrate (NaNO3)? Pb(NO3)2(aq) + 2 NaBr(aq) PbBr2(s) + 2 NaNO3(aq) The molar mass of Pb(NO3)2 is 331.21 grams and that of NaNO3 is 85 grams.

A circular pond 26 yds in diameter is surrounded by a gravel path 2 yds wide. The path is to be replaced by a brick walk costing $50 per square yard. How much will the walk cost?

Which of the following methods would be most successful for encouraging self-regulation in young children?

5(2x-4)-4(x-2)=3(x-4)+16x-4

reached an altitude of 10,000 feet in 25 minutes. How many feet per minute, on average, did the airplane climb?

Solve y−3x=13 for y.

Which of the following was a consequence of the Treaty of Guadalupe-Hidalgo?

How much sodium phosphate buffer (1.5M, pH 7.2) is required to make 125 ml of a 50 Mm solution? How much water?

Which of the following analyzes the events that led to the expansion of Europe during the twelfth and thirteenth centuries?(1 point) Responses the Renaissance the Renaissance the bubonic plague the bubonic plague the Crusades the Crusades the Middle Ages

Answers

The following answers were posted by visitors named na.

a or b) for each number as well as an explanation of why you made that choice. just need help explaining why? Answer A 4a. John has become a rather good actor. 4b John has became a rather good actor. Answer A 5a. Some athletes have taken drug tests to pro...

this answer is incorrect. The following should be switched: 0.049 L/0.03368 mole =1.455 molar should be 0.03368 mol/0.049 L =0.6873 molar the rest of the steps are correct but you would need to substitute the above number in for the remainder of the probl...

a. 5 b. ? c. 3 d. ?/?

Individual proprietors of small businesses

actually #5 is incorrect and so is #6, I just tried those two and it came up as wrong

but where did you the "1/2 and 1/3" from?

no I am trying to teach myself. however would the answer be 3843.33

what the answer

why we use cos instead of sin?

zombieblender is correct

Use the table to answer the question. Event Description Reconquista Event in Spanish and Portuguese history that showcased constant warfare against Muslim soldiers and people from North Africa. Charged Spanish and Portuguese Christianity with increased ze...

what is the answer

Which statement describes the Moriscos of sixteenth-century Spain?(1 point) Responses Jews who traced their ancestry to the Iberian Peninsula Jews who traced their ancestry to the Iberian Peninsula Muslims who were allowed to freely practice their faith a...