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chan
Questions (23)
What is the half-life of polonium-218 if 5.37 minutes are required for the activity of a sample of polonium-218 to fall to 29.5
1 answer
472 views
Chromium-51 is a radioisotope that is used to assess the lifetime of red blood cells The half-life of chromium-51 is 27.7 days.
1 answer
489 views
Cesium-137 is part of the nuclear waste produced by uranium-235 fission. The half-life of cesium-137 is 30.2 years. How much
1 answer
840 views
(A poignant problem) A 3-foot-tall observer holds a balloon 1 foot in front of her face. Experimentally, the observer releases
1 answer
597 views
Approximate cos (2π/13) by using a linear approximation with
f (x) =cos x. cos (2π/13)≈ f(a) + f ' (a)·h = c, what is h, a,
1 answer
2,994 views
Water is poured into a conical paper cup at the rate of 3/2 in3/sec
(similar to Example 4 in Section 3.7). If the cup is 6 inches
2 answers
6,679 views
In how many ways can the letters of the word FACTORING be arranged, without changing the order of the vowels a, o, i
0 answers
763 views
Find the number of arrangements of the letters of the word STRENGTH if the
order of the consonants must not be changed?
3 answers
498 views
An AC voltage of the form Δv = (100 V) sin(1000t) is applied to a series RLC circuit. Assume the resistance is 400 , the
1 answer
8,118 views
5x+6y=37
2x-3y=-4
2 answers
740 views
I have a drawing with fractions. What does this mean a scale 1:2. I have to draw that picture a scale 1:2. What does that mean?"
1 answer
372 views
in isosceles angle ABC, the length of leg AB is 2x+10 and the length of the leg BC is 4x - 18. Find the length of each leg.
2 answers
530 views
Three line segments have the following measure AB=6, BC=3, and AC=8. What conclusions can you draw about points A,B and C?
3 answers
455 views
Let b: Breakfast is a meal
Let s: Spring is a season Let h: Halloween is a season s v h = true b ^ s = true ~ s v h = true b ^ ~h
6 answers
491 views
An airplane taking off from a landing field has run of 400 m. If it starts from rest and accelerates its motion uniformly and
2 answers
754 views
A loaded truck is going at a speed of 36 km/hr and a car starts at point 3 km behind the truck with an acceleration of 2 m/s.
3 answers
2,187 views
why 1/t represent k in iodine clock reaction
0 answers
366 views
I have borrowed a sum of $150000 for buying house at 12% simple interest per year at the beginning of a year.The loan has to be
1 answer
462 views
will potassium chloride react with bromine
1 answer
425 views
what is the equation of the reaction between potassium sulphite and bromine
1 answer
417 views
what part of speech is has passed
2 answers
451 views
How do you think slavery influenced the evolution of both black and white america today?explain your answer.
1 answer
463 views
what is a process used to investigate the world around you?
2 answers
327 views
Answers (14)
whats the answers
Mr. Chan bought merchandise with a total original price of P25,136 for. Because he purchased a large quantity he is entitled of the 20% discount. How much must he pay?
i dont kno
thank you
92N
let R1= 16 ohm R2=8ohms for parallel combination of resistances R=R1XR2/(R1+R2) 16*8/(24)=16/3
oh thank you very much
and how would i draw this
now can you let me know if they are right
disconjunctions and conjunctions
please tell me if these are correct thank you very much ms sue
thanx it really ate my head
thanx charlie i got my answer -chan
tense refers to time. is the article written in present time (tense), past, or future? you have to read and look for words such as go (that is present), went (past), will go (future).
