Substance A decomposes at a rate proportional to the amount of A present. It is found that 12 lb of A will reduce to 6 lb in 4.8 hr. After how long will there be only 1 lb left? (Do not round until the final answer. Then round to the nearest whole number as needed.)

Q: 5.) The number of butterflies in Southern Nevada is modeled by N = 100 ekt where t is the tim weeks.…

A: We have to find time when N= 600

Q: How many moles of K are formed from 81 grams of KCI?

A: Given weight of KCl = 81 gm Now atomic weight of K = 39.10 g/mol Atomic weight of Cl = 35.45 g/mol

Q: It takes Diane 3 hours to process a job. At this rate, how many jobs can she process in t hours? t+3…

A: so , we will choice correct option.

Q: While John was on a hike, he filled his cylinder canteen, that was 10 in. tall and 6 in. in diameter…

A: Given that the canteen is 10 in. tall and 6 in. diameter. Since John filled the canteen, the initial…

Q: of lbo feet veiocity of 12f+/S.The bals heigut h (in feet) affr+ Seconas I5 givenbythe MOW does t…

A: Given:  A ball is thrown from a height of 160 feet with an initial downward velocity of 12 ft/s. The…

Q: A tank contains 3,000 L of brine with 11 kg of dissolved salt. Pure water enters the tank at a rate…

A:

Q: R=KL where R-resistance in ohms L-length in feet d= diameter in mils K-10.8(constant)

A: The given formula for the resistance is

Q: 1. 10 kt e %3D

A: Given information: ekt=110 To solve for t, take logarithmic on both the sides,…

Q: A cereal packaging machine can fill 15 oz boxes at a rate of boxes every 2 minutes. Production has…

A: This question is related to work and time , we will solve it using given information.

Q: Assume you are to take a 500 mg pill every 4 hrs for a week. Instead, you take it every 3hrs. By how…

A:

Q: A hose fills 2/8 of a pool in 3/6 of an hour. At this rate, how much of the pool will these hose…

A: given that  A hose fills 2/8 of a pool in 3/6 of an hour. Clearly 1/4 of a pool filled in 1/2 hour…

Q: An IV of 650 mL infused in 660 minutes. The IV infused at ______ mL/hr. Round your final answer to 2…

A:

Q: 800mL mL of a dextrose solution is to be infused at 45 mL/h starting at 1600 hours. At what time…

A: The problem can be solved by using the ratios. The rate of the infusion is given in ml/h. The rate…

Q: A fabric store has 25 1/2 yd of a fabric. The store sells 3/4 of the material in one day. How much…

A: Given that  A fabric store has 25 1/2 yd of a fabric. The store sells 3/4 of the material in one…

Q: The half-life of Palladium-100 is 4 days. After 12 days the sample has been reduced to 10…

A: Given: Half life of palladium-100(λ)=4days           time(t)=12days           Mass (A)=10 mgwe know…

Q: The number of seconds that it takes a pendulum to swing back and forth once (called its period) is…

A:

Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.