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Question 16 1 pts Convert 365 days (1 year) to hours, to minutes, to seconds, to...
Question 17 of 23 Convert 23 hours to seconds х STARTING AMOUNT ADD FACTOR ANSWER RESET ( ) 2 1 60 3600 100 2.3 138 8280 4140 hours seconds minutes days
number 2 and three please! Remaining Time: 47 minutes, 27 seconds. Question Completion Status: 123456789 10 11 12 13 QUESTION 2 At 25 °C the solubility of calcium hydroxide is 1.11 x 102 mol/L. Calculate the value of Ksp at this temperature. Give your answer in scientific notation to 2 SIGNIFICANT FIGURES (even though this is strictly incorrect). QUESTION 3 At 25 °C the solubility of lead[17) fluoride is 2.10 x 103 mol/L. Calculate the value of Ksp at this...
The other 3 questions continue with question 16 Question 16 10 pts A sun-like star with mass M = 2.00 x 1030 kg and radius R = 7.0 x 105 km rotating once per month collapses into a neutron star (r = 16 km). What is the rotational speed of the sun-like star in rev/s? (1 month = 30 days, 1 year = 365 days, and 1 day = 86400 s.) O 2.74 x 10 ºrev/s O 3.86 x 107...
Write a program in which the user is asked to enter, a number of years, days, hours, minutes and seconds. The program should convert it to seconds. For example, your program should find out how many total seconds are there in 1 year. 135 days, 95 hours, 230 minutes and 60000 seconds. Please write program using Python.
The half-life of 52Mn is 5.59 days. (a) Convert the half-life to units of seconds. (b) What is the decay constant (in s−1) for this isotope? (c) Suppose a sample of 52Mn has an activity of 0.510 µCi. What is this activity expressed in the SI unit of becquerels (Bq)? (d) How many 52Mn nuclei are needed in the sample in part (c) to have the activity of 0.510 µCi? E. Now suppose that a new sample of 52Mn has...
mis quiz: zu Outdr25 ed Feb 9 at 10:11pm mpt took 38 minutes. Question 1 1/1 pts 1. The measurement 0.0000043 m, expressed correctly using scientific notation, is a) 4.3 x 10m b) 4.3 x 106m c) 4.3 x 106m d) 0.43 x 105 m e) 4.3 m
Kelly wants to lose 55 pounds over the course of a year (365 days). How many calories does she need to eliminate each day to meet this goal? Group of answer choices 527 (rounded) 328 (rounded) 489 (rounded) 652 (rounded) Flag this Question Question 7 3 pts Sam eats an extra 650 kcals each day for 180 days. How many pounds can he expect to gain during this time? Group of answer choices 33.4 67 105.6 210.2 Flag this Question...
Remaining Time: 44 minutes, 22 seconds. Question Completion Status: QUESTION 11 How many cg are in 3.5x 10 3.5 x 10-1 cg 3.5 x 10-7 cg 3.5 x 102 cg 3.5 x 105 cg 3.5 x 103 cg QUESTION 12 ator anale hoomamimillimaran t osa all me Submit to save and submit Chat Sa A
1. approximately 4,300,000,000kg of matter is converted to energy by the sun each second. convert this number to scientific notation. _______ 2. if an average person produces 2 million red blood cells per second, how many red blood cells will be produced in a 24-hour period? express the answer in both standard notation ________ and scientific notation ________. 3. the average E. coli bacterium is 0.000002 m long. express this in scientific notation. _______
i need help with questions 4, 5, 13, 15, 16 6 pts Question 4 Perform each of the following calculations of the measured numbers and express your answer rounded to the appropriate number of significant figures. Only type the number for the final answer in the box (no units). a) 67.50 mL - 35.50 mL mL b) 5.35 cm x 10.00 cm x 0.50 cm = cm Question 5 4 pts A scientist defines a new unit, the mini-meter, which...