A 11,460-year-old archeological specimen has a 14C activity of 6.5x10-2 Bq. What is the carbon mass of the specimen? Express your answer with the appropriate units.

Q: For an ecology project, Maria is recording some ambient sounds in the woods. A hawk emits a cry with…

A: Given  Frequency of the source f  = 8.96×102 Hz speed of observer v = 16m/s To find  Frequency…

Q: Percent Error : |(Theoretical Value) – (Experimental Value)| Theoretical Value x 100% Here the…

A: To crosse the answer.

Q: How much heat must be removed from 0.75 kg of water at 0 oC to make ice cubes at 0 C?

A: Removed heat= 250.5 kilo joule

Q: 8.) (Based on Neaman, Problem 4.55) - Silicon at T = 300K is doped with acceptor atoms at a…

A:

Q: 4. In 1896 in Waco, Texas, William Crush parked two locomotives at opposite ends of a 6.4-km-long…

A:

Q: In the state of Indiana it was once proposed to round the value of a to 3. Using the Percent Error…

A: Since you have asked multiple questions, we will solve the first one for you. If you want any…

Q: 5. A bow with an arrow is drawn back 0.50 m. The bow has a spring constant of 500 N/m. problem. (a)…

A: Given: The displacement of the bow with the arrow is 0.5 m. The spring constant of the system is 500…

Q: please need help, keep in mind the 7 basic units and watch the sig figs thank you so much.

A:

Q: Consider a monochromatic coherent light (1=600 nm) passes through a double-slit that has a…

A: Given that: λ=600 nm=600×10-9mb=0.12 mm=0.12×10-3ma=0.02 mm=0.02×10-3mL=1.5 m

Q: Find the area of the figure. Use the key for . The area of the figure is approximately (Simplify…

A:

Q: I am confused how we got 16.03 from that calculation I got a different number in my calculator

A:

Q: Suppose you do an initial calculation that gives 78.5279 +4.3324%. What is the correctly rounded…

A:

Q: 5. If the radius of the cylinder in question 2 is 2.4 ± 0.2 cm and its mass is 32.6 ± 0.5 gm, what…

A: The density of the cylinder is, ρ=mV=mπr2h=32.6 g3.142.4 cm25.5 cm=0.328 g/cm3 The uncertainty in…

Q: If you know x, a &t and want vo, which would be the best equation to use? A) x = vot + ½ at? B) v =…

A: Known quantities =x,a and tUnknown quantity=V0

Q: A force can result from an interaction: Only when two objects interact at a distance. Whenever two…

A: A force can result from an interaction whenever two objects interact, either touching or at a…

Q: What would happen to the average net force if the car in the test hit a bridge support directly,…

A:

Q: = = (Based on Neaman, Problem 5.14) - A particular semiconductor material has µn = 1000 cm²/V s, μp…

A:

Q: Explain in WORDS how you would teach someone to determine if their dimensional analysis answers make…

A: Dimensional analysis is a powerful tool used in science and engineering to check the validity of…

Q: 2.) When you introduce donor atoms into a semiconductor sample, why is it that the equilibrium hole…

A: First of all it should be noted that the holes attract the electrons. Hence, it acts as a positive…

Q: Question 3 In an elastic collision (circle all that apply) (a) both momentum and kinetic energy are…

A:

Q: A 54 mF capacitor is fully charged in a circuit with a 498 2 resistor and a 124 V battery. The…

A:

Q: (I) (a) "Room temperature" is often taken to be 68°F. What is this on the Celsius scale? (b) The…

A: To Find :  convert 68°F in Celsius  convert 1900°C into Fahrenheit

Q: 1. (I) How does the number of atoms in a 27.5-gram gold ring compare to the number in a silver ring…

A: The problem is based on the concept of the number of atoms in a given mass for two specific elements…

Q: 2) A water balloon is launched 100 m above the ground, and it hits a target that is 60 m above…

A: motion of projectile can be resolve in motion along x axis and y axis

Q: The diagram below (which is not to scale) shows two point charges, A & B. The charge of A is -9.9 nC…

A: To determine the magnitude and direction of the net electric field (E) at point P, due to the…

Q: Introduction: Waves of many sorts are of considerable importance in physics. In this experiment you…

A: The occurrence and characteristics of standing waves in a stretched string are the primary focus of…

Q: 2. Some students riding a bus decide it would be fun to test their physics knowledge to pass the…

A: We will first draw a diagram showing forces on the mass. We use this information to find the angle…

Q: Find the direction of the electric field at the origin (at point (0,0)) if there are are two charges…

A:

Q: An alien spaceship traveling at 0.600c toward Earth launches a landing craft with an advance guard…

A:

Q: Find the magnitude of the electric field at the origin

A: Given: Charge q1=+4 mC located at point -2 m, 0 m Charge q2=+3 mC located at point 12 m, 0 m…

Q: 2. In each measurement below, write your reading with the proper number of significant figures and…

A:

Q: Find the Voltage needed to push 6 Amps of current through a 904 2 resistor. Your Answer:

A: