The wavelength of yellow light is about 550nm. How many cm is this?

Q: During a physics experiment, an electron is accelerated to 67 percent of the speed of light. What is…

A: Unit conversion is one of the important tool in the relative change of the values in measurement.…

Q: Express the results of the following calculation in scientific notation 0.0121 cm to the power of 2…

A: Scientific notation is a method of writing a very large and small numbers.

Q: difference between physics and chemistry

A: Physics looks for unifying principles; chemistry often focuses on the particulars. Chemist has an…

Q: A perfect cube of a gold metal was found to have a mass of 45.85 g. The density of the gold is 19.3…

A: Given density = 19.3 g/cm3 mass = 45.85 g

Q: nelニn 100cm=lm 10. The speed of light traveling through air is 3.0×108 m/s. If a bolt of lightning…

A: The time taken to travel this distance can be calculated by using formula - Speed = distance/time

Q: Part 2 CI AICI.

A: Applying electrophilic substitution reaction on benzene.

Q: The density of a gold nugget is 19.3 g/cm3. If the volume of the gold nugget is 0.00369 L, the mass…

A:

Q: The radio station 99.8 FM broadcasts at a frequency of 99.8 MHz (where 1 MHz = 106 Hz). What is the…

A: The product of wavelength and frequency of the substance is equal to the speed of the light. Write…

Q: A Photon of light has a frequency of 7.63x10 Hz. What is its wavelength in meters? Report your…

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: Radiation exposure to human beings is usually given in rems (radiation equivalent for man). In SI…

A: The given radiation exposure due to nuclear reactor in Japan = 8217 mSv/h  Given the time of…

Q: Steve Rogers was transformed into Captain America through application of fictional vita-rays. If…

A: Planck theory of quantisation argued that energy is quantised ie. only certain energy is available.…

Q: When a piece of aluminum is placed in a 25-mL graduated cylinder that contains 10.5 mL of water, the…

A: Density is given by the ratio of mass of the substance to that of the volume.

Q: What is the principal aim of a scientist?

A: A scientist uses the resources in order to bring the change in their area of interest which helps a…

Q: 8.8995 x 105 s =

A: Welcome to bartleby ! Introduction :  We have to convert the units .

Q: Highlight the five significant contributions of Robert Boyle, Antoine Lavoisier, and John Dalton to…

A: Robert Boyle was born on 1 Jan 1627. He was a scientist with outstanding experimental skills. He was…

Q: According to the Greek philosopher Aristotle in 350 B.C., what five basic elements composed…

A: According to Aristotle, the Greek philosopher the five different basic elements that composed…

Q: Consider a cellphone operating at the radio frequency of 2.99 x 108 s1. What is the wavelength of…

A: We know that : E = hv = hC/lambda  So, v (Frequency) = C(velocity of light)/lambda (Wavelength)  Or,…

Q: The radio station 102.9 FM broadcasts at a frequency of 102.9 MHz (where 1 MHz = 106 Hz). What is…

A: Given: The frequency of the broadcast is 102.9 MHz. The relationship between wavelength and…

Q: radio waves travel at the speed of light, which is 3.00 x 10^8 m/s. How many kilometers will radio…

A: Velocity = displacement /time Velocity = 3*108 m/s 1m = 10-3km 1 min = 60s, 1hr = 60*60 = 3600s 1day…

Q: By how many grams will the total mass of the two electrodes change during this time period? The…

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Q: What are the three fundamental laws of chemistry?

A: The laws of chemical combinations are the fundamental laws of chemistry.

Q: 4. Which of the following is NOT found in the same period as the others? A chromium (Cr) B tungsten…

A: 4) Which of the following not found in same period ?

Q: Humans have three types of cone cells in their eyes, which are responsible for color vision. Each…

A:

Q: Explain the difference between a law and a theory?

A: Various ideas are formulated by the scientists and some are derived experimentally using various…

Q: What is the volume of 3.67 kg of mercury at 25 C? You can use any reliable reference to look up the…

A: Given: Mass of mercury (Hg) at 25oC = 3.67 kg Density of mercury (Hg) at 25oC = 13.534 g cm-3

Q: The black hole in the M82 galaxy has a mass about 500 times the mass of the Sun. It has about the…

A: Given information: Mass of the sun = 1.9891 ×1030 kg Volume of moon = 2.1968 × 10 10 km3

Q: A radio wave of frequency on the order of 105 Hz is used to carry a sound wave with a frequency on…

A:

Q: The mass of a proton is 1.67 times 10-27kg. What is the mass of a proton in gigagrams?

A: The mass of a proton is 1.67 times 10-27kg. This mass of a proton is to be converted into gigagrams.

Q: A person is told that there are 60 minutes in an hour and also that a section of fence is 60 feet…

A:

Q: If a piece of aluminnum foil has a length of 27.94cm, a width of 22.86cm, and a thickness of…

A: Given, The length of the aluminum foil is 27.94 cm.Width of the aluminum foil is 22.86 cm.Thickness…

Q: Senior High School students discover a vaccine that helps to cure the Covid19 virus. The President…

A:

Q: Part B 125. ft to cm Express your answer using three significant figures. L2 = %3D

A:

Q: The radius of a barium atom is 217 pm. How many barium atoms would have to be laid side by side to…

A:

Q: Theory versus Law

A: Theory:An explanation on the set of observational data which is set forward as a law is said to be…

Q: large piece of jewelry has a mass of 132.6 g. A graduated cylinder initially contains 48.6 mL water.…

A: Density ρ is defined as the ratio of mass of the substance to its volume. The cylinder contains a…

Q: The different colors of light have different wavelengths. The human eye is most sensitive to light…

A: Since you have asked multiple question we will solve the first one for you. If you want answer to a…

Q: Steve Rogers was transformed into Captain America through application of fictional vita-rays. If…

A: Given Energy = 3.12*10-14

Q: if there is uncertainty associated with mass readings, what is the uncertainty associated with each…

A:

Q: Complete each of the following equations by adding the missing species:

A: In radioactive reactions, the products can be obtained by adding or subtracting the mass numbers and…

Q: In 1983, the composition of a penny was changed from 95% copper to 97.5% zinc coated with a thin…

A: In 1983, the composition of a penny was changed from 95% copper to 97.5% zinc coated with a thin…

Q: 2. Discuss the effect of temperature to density.

A: The density of a substance is it's mass per unit volume

Q: A light year is the distance light travels in 1.00 year.  Given the velocity of light, 1.86 x 10(to…

A: Different units are used to express the volume and mass of substances such as grams, micrograms,…

Q: A student calibrated a eudiometer by first recording the mass of the empty eudiometer followed by…

A: Density of H2O at 22oC is 0.997770 g/ml. The given mass of water is 49.012 g. This states that…

Q: number 22, is this correct?

A:

Q: A slab of lithium (Li) weighs 1.49 X 10^3mg and dimensions of 20.9mm, 11.1mm, and 11.9mm. A)…

A: Given that -  Weight of lithium ,Li = 1.49×103 mg = 1.49 g = 0.00149 kg  Dimension of slab = 20.9…

Q: Temperature versus time 25

A: Methods of determining the freezing point from the temperature versus time graph are First, draw…

Q: Anything that is observed or measured about a sample of matter is called a(n)?

A:

Q: The radius of a potassium atom is 231 pm. How many potassium atoms would have to be laid side by…

A: