Homework Answers
a.1.06 contains 3 significant figures
b. 1.29 contains 3 significant figures.
c.7 contains only 1 significant figure
d. 100 contains 1 significant figure
Zeros after non-zero numbers are not significant
e.18 & 75 contains 2 significant figures
Add Answer to:
Write the equality and two conversion factors, and identify the numbers as exact or give the...
Write two conversion factors $3.99 per pound. Are the values in the conversation factors exact numbers?...
Write two conversion factors $3.99 per pound. Are the values in the conversation factors exact numbers? If not, how many significant figures will be used?
i need all wuestions answered 3.- To prevent bacterial infection, a doctor orders 4 tablets of...
i
need all wuestions answered
3.- To prevent bacterial infection, a doctor orders 4 tablets of amoxicillin per day for 10 days. If each tablet contains 250 mg of amoxicillin, how many ounces of the medication are given in 10 days? 4.- Butter has a specific gravity of 0.86. What is the mass, in grams, of 2.15 L of butter? d. A 5.000-mL urine sample has a mass of 5.025 g. If the normal range for the specific gravity of...
3. (1 pts) How many significant figures in the following a) 350.0452 b) 0.004500 4. (2...
3. (1 pts) How many significant figures in the following a) 350.0452 b) 0.004500 4. (2 pts) Convert the following from scientific notation to decimal or vice versa. Use correct sig tigs. a) 3.221 x 10 mm b) 0.000421 ml c) 6.4100 x 10 km d) 66,070 g 5. (2 pts) Mercury in thermometers freeze at -32.5°C. What is the temperature in degrees Fahrenheit? T = 9/5 T +32°F 2.54cm/1") 6. (2pts) Write the equality and conversion factors (ratios for...
CHEM1405 Dimensional Analysis Project FALL 2019 Instructions Do the following dimensional analysis problems. Give answers in...
CHEM1405 Dimensional Analysis Project FALL 2019 Instructions Do the following dimensional analysis problems. Give answers in scientific notation with the correct number of significant figures and units. Ples your work with the ANSWERS HIGHLIGHTED at the begin WERS HIGHLIGHTED at the beginning of class on September 16/17, 2019. 1. Convert 42 millimeters to meters. 2. Convert 2.25 ounces to milliliters. 3. Convert 0.65 ounces to grams. 4. Convert 737.35 milliliters to pints. 5. Convert 2.08676 furlongs to cm. 6. Convert...
i
need all wuestions answered
3.- To prevent bacterial infection, a doctor orders 4 tablets of amoxicillin per day for 10 days. If each tablet contains 250 mg of amoxicillin, how many ounces of the medication are given in 10 days? 4.- Butter has a specific gravity of 0.86. What is the mass, in grams, of 2.15 L of butter? d. A 5.000-mL urine sample has a mass of 5.025 g. If the normal range for the specific gravity of...
3. (1 pts) How many significant figures in the following a) 350.0452 b) 0.004500 4. (2 pts) Convert the following from scientific notation to decimal or vice versa. Use correct sig tigs. a) 3.221 x 10 mm b) 0.000421 ml c) 6.4100 x 10 km d) 66,070 g 5. (2 pts) Mercury in thermometers freeze at -32.5°C. What is the temperature in degrees Fahrenheit? T = 9/5 T +32°F 2.54cm/1") 6. (2pts) Write the equality and conversion factors (ratios for...
CHEM1405 Dimensional Analysis Project FALL 2019 Instructions Do the following dimensional analysis problems. Give answers in scientific notation with the correct number of significant figures and units. Ples your work with the ANSWERS HIGHLIGHTED at the begin WERS HIGHLIGHTED at the beginning of class on September 16/17, 2019. 1. Convert 42 millimeters to meters. 2. Convert 2.25 ounces to milliliters. 3. Convert 0.65 ounces to grams. 4. Convert 737.35 milliliters to pints. 5. Convert 2.08676 furlongs to cm. 6. Convert...
Most questions answered within 3 hours.
-
Why did the observed chemistry of thallium mislead Mendelev to
place the group 13 element (Tl)...
asked 22 minutes ago -
A sine wave signal is displayed on the screen of an
oscilloscope. 6 peak-to-peak divisions are...
asked 2 hours ago -
a
1500 kg car accelerates from 0 to 25 m / s in 21.0s. How much...
asked 3 hours ago -
Calculate the molarity of each of the following solutions:
(a) 30.5 g of ethanol (C2H5OH) in...
asked 3 hours ago -
1 Refer to the build-borrow-or-buy framework as a decision tree
for the Adidas company. Identify a...
asked 4 hours ago -
Problem 2: The Problem of Social Cost. A Rancher and Farmer live
side-by-side to each other....
asked 5 hours ago -
a uniform bar of weight 40N is 4 meter long. weights
on 60N and 100N are...
asked 5 hours ago -
Define Diet counceling? What are the
responsibilities of a counselor?
asked 7 hours ago -
Hey im just confused about how to put the ' A angle n' and ' S...
asked 7 hours ago -
A short essay about the WSJ article on Oreo versus Hydrox.
asked 7 hours ago -
##8. A program contains the following function definition:
##def cube(num):
##return num * num * num...
asked 7 hours ago -
find the value z of a standard Normal variable that satisfies
each of the given conditions....
asked 7 hours ago