From Questions to Solutions

Aisha divides [tex]15 \frac{1}{5}[/tex] meters of ribbon into 2 equal pieces. What is the length of each piece of ribbon?

How much heat is required to melt 39.4 g of ice at [tex](0^\circ C)[/tex]? The heat of fusion for water is 6.02 kJ/mol.

Determine the number of atoms of O in 97.8 moles of [tex]$Al_2(SO_4)_3$[/tex].

Write [tex]3.00 \times 10^{13} \times 1.22 \times 10^{9}[/tex] in scientific notation. a) [tex]3.66 \times 10^{22}[/tex] b) [tex]36.6 \times 10^{21}[/tex] c) [tex]366 \times 10^{20}[/tex] d) [tex]3.66 \times 10^{19}[/tex]

3.00 L of a solution contains 36.9 ppm of SnCl2. A) 1.11 mg B) 110.7 mg C) 3.69 mg D) 36.9 mg

Statistics from a college's climate center indicate that the city the college is in receives an average of 35.9" of rain each year, with a standard deviation of 4.3". Assume

(b) What is 36.6 expressed as a fraction in simplest form?

Pia, Lily, and Eric each have the same length of ribbon. Pia cuts her ribbon into 10 equal pieces and uses 7 of them on a skirt. Lily cuts her

Find small b if A= 2358.85, h= 38.2 and B= 45.6

What is the easiest way to calculate your maximum heart rate? A. Your age + 10 B. 220 - your age C. [tex]$220 +$[/tex] your age D. Your age -

If a sample of radon is taken from a room that is known to be at 87 pCi/L and is kept in a well-sealed container, what will the approximate radon

If we analyze the listed body temperatures with suitable methods of statistics, we conclude that when the differences are found between the 8 AM body temperatures and the 12 AM

Frank stands 400 feet from the base from the statue of liberty. if the statue of liberty is 306 feet tall, what is the angle of elevation from frank to

PLEASEE HELP!!!! The length of DE (the minor arc) is 22 cm. What is the circumference of F? A. 538 cm B. 138.16 cm C. 220 cm D. 660 cm

Barbara is converting [tex]$78^{\circ} F$[/tex] to degrees Celsius. First, she subtracts 32 from 78. What is the next step? A. Multiply 46 by [tex]$\frac{5}{9}$[/tex] B. Multiply 46 by [tex]$\frac{9}{5}$[/tex] C.