Question

Express the following quantities in without prefixes and in scientific notation:

(a) 0.000325 kg, (b) 15090 g, (c) 2000 µs, (d) 4.1×10−8 GHz, (e) 2.7×108 MB

Answer #1

Exercise 3.5.6: Roster notation for sets defined using set
builder notation and the Cartesian product.
Express the following sets using the roster method. Express the
elements as strings, not n-tuples.
QUESTION A and B already answered. Please provide
solutions for C,D,E using same method, and show some explantion how
you got answer.
(a)
{0x: x ∈ {0, 1}2}
answer: { 000, 001, 010, 011 }
(b)
{0, 1}0 ∪ {0, 1}1 ∪ {0, 1}2
answer : { λ, 0, 1,...

Let A, B and C be three events. With set notation, denote the
following events (a) - (e).
(a) A happens and neither B or C happens.
(b) Both A and B happen but C does not.
(c) At least one of A, B, C happens.
(d) None of A, B, C happens.
(e) Out of events A, B and C, at most one event happens.
(f) In words, what is event (A ∪ C) c ∪ B?.
(g) In...

What is the only SI base unit that includes a prefix?
(a) meter (b)
kelvin (c)
kilogram (d)
mole (e) second
Which is the highest temperature among the following
temperatures?
(a) 85 K (b)
75OC (c)
115oF (d) 125 K
Express the number, 1292.5 x 10-17, in scientific notation.
(a) 12.925 x 10-14 (b) 1.2925
x 10-14 (c) 1.2925 x 10-15 (d)
1.2925 x 10-13
In which of the following pairs do both
Which numbers have three...

Consider the following conversion factors. 1 J = 1 kg m2/s2 1
amu = 1.661 × 10 27 kg c = 3.00 × 108 m/s Given the atomic masses
199Bi (198.9784 amu) 4He (4.0026 amu) + 195Tl (194.9698 amu),
calculate the energy associated with the decay of 199Bi in kJ/mol.
A) 9.0 × 10 16 kJ/mol B) 5.4 × 1011 kJ/mol C) 1.8 × 10 3 kJ/mol D)
5.4 × 108 kJ/mol E) 3.6 × 1011 kJ/mol

Mechanic Physics Question:
A student makes the following measure-ments:a= 5±1 cm,b= 18±2
cm,c= 12±1 cm,t= 3.0±0.5 cm, andm= 18±1 g. Using the generalrules,
compute the following quantities with their uncer-tainties and
percentage uncertainties:(a)a+b+c,(b)a+b−c,(c)ct, and(d)mb/t.

Calculate the magnitude of the linear momentum for the following
cases. (a) a proton with mass 1.67 10-27 kg, moving with a speed of
5.12 106 m/s (Hint: remember to enter scientific notation with the
"e" format when putting your answer. As in 1.67 x 10-27 would be
entered as 1.67e-27) Answer: Question 2Tries remaining: 4Points out
of 1.00 Flag question Question text (b) a 12.9 g bullet moving with
a speed of 477 m/s Answer: Question 3Tries remaining: 4Points...

Consider the following table which shows the prices and
quantities of economy G. Use 2012 as the base year.
Good
2012 price
2012 quantity
2013 price
2013 quantity
A
$2
250
$3
200
B
$3
300
$4
300
C
$4
400
$5
350
D
$3
200
$6
180
Calculate nominal GDP in 2013
Calculate real GDP in 2013
Does real GDP increase or decrease between 2012 and 2013?
Explain without calculations.

Calculate the pH of each solution given the following - Express
your answer using one decimal point:
Part A
[H3O+] = 7×10−4 M
Part B
[H3O+] = 7×10−9 M
Part C
[OH−] = 1×10−4 M
Part D
[OH−] = 5.0×10−11 M
Part E
[H3O+] = 5.1×10−8 M
Part F
[OH−] = 8.3×10−4 M

Perform the following using 10-bit floating point notation
having the format SEEEMMMMMM:
a. Decode 1101110110 to decimal integer and/or fraction.
b. Decode 0001100000 to decimal integer and/or fraction.
c. Encode: -5/32
d. Encode: +6 and 5/8
If someone could send the answer with explanations please do. It
will be greatly appreciated.

3. calculate the following quantities
a. mass in grams of 1.223 mol Fe2(SO4)3
b. moles of NH4+ ions in 6.995 g of (NH4)2CO3
c. mass in grams of 7.70 x 10^20 molecules of aspirin ,
C8H10N4O2
d. molar mass of diazepam if 0.05570 mol has a mass of 15.85
g
4.determine the empirical and molecular formulas
a. ibuprofen contains 75.69% C, 8.80% H, and 15.51% O mass. It
has a molar mass of 206 g/mol.
b. Cadaverine contains 58.55% C,...

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