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In the number 0.04938, which digit is estimated? 8 Show transcribed image text
is the estimated digit significant
Assume your PIN is a 2-digit number, in which each digit is a number from 1 to 9, and numbers can be used only once. What is the probability that a thief who steals your debit card will guess your PIN on the 10th attempt after failing on the previous nine attempts? Assume the thief is reasonably intelligent and only tries a PIN number once.
Start with (8) and derive (9).
QUESTION 7 10 points The smallest digit of a number is the uncertain digit. For example the number 3 in the number 2.3 is the uncertain digit. So the number 2.3 is known to within a tenth of a unit (because 3 is in the tenth digit) In adding or subtracting numbers, determine which number has the largest uncertainty and round the result of the addition/subtraction to that digit. Example: 36.7+102.45 -139.15-139.2 The reason: Because the largest udcertainty is in...
Question 15 In C4H8 the number of pi bonds is
What is the total number of lone pairs in this structure? +
What are the functional groups and number of carbons in an Ketopentose?
Question 8 The angles between orbitals are 120°
which hydrogens are diasterotopic and which ones are
enantiotopic?
QUESTION 16 Compute the oxidation number of the chromium in Na2SO3