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  • Waiting for answer What is the LCM of 10, 15, 20 and 30?

    ##60## First, write out the prime factorization of each number ##10 = 2 xx 5## ##15 = 3 xx 5## ##20 = 2^2 xx 5## ##30 = 2 xx 3 xx 5## We can rewrite the above with more clarit...

  • Waiting for answer What causes a lunar eclipse?

    The alignment of earth in between and the Moon. The alignment of Earth in between the Sun and the Moon, as a result of which the Earth's shadow covers the entire moon.

  • Waiting for answer How did the miller-urey experiment model conditions of early...

    The Miller-Urey experiment passed a continuous electrical discharge simulating lightning through a mixture of gases that were thought to make up the early Earth's atmosphere. They us...

  • Waiting for answer How do you graph ##y=2x-5##?

    ##y=2x-5## is a line. Determine the two points that this line intersects with the axes then connect these points to graph it. Given ##y=2x-5## Set ##y=0## then solve for the absciss...

  • Waiting for answer Neon gas has a volume of 2,000ml with an atm of 1.8, however...

    Ok first lets recognize the gas law. Since we were given volume and we must assume all other factors are constant with that in mind this is Boyle's Law. Which states that at a constant temperature the volume is inversely related to the pressure, which means if the volume goes up pressure goes do...

  • Waiting for answer What is the difference between osmosis and dialysis?

    is the (i.e. movement) of a solute (e.g. water ) across a semi-permeable membrane. Dialysis is the separation (i.e. movement) of molecules themselves. Osmosis involves water movin...

  • Waiting for answer What is the cube root of 343?

    ##=7## ##root3(343)## ##=root3((7)(7)(7))## ##=7##

  • Waiting for answer What are the 3 main stages of cellular respiration in order...

    The three main stages of cellular respiration (aerobic) would include Glycolysis in the cytoplasm, the Kreb's Cycle in the Mitochondrial Matrix and the Electron Transport Chain in the Mitochondrial Membrane....

  • Waiting for answer How do you solve ##2log(2x) = 1 + loga##?

    ##x=sqrt(10a)/2## (Assuming ##log = log_10##) ##2log_10(2x) = 1+log_10 a## ##2log_10 2x - log_10 a =1## ##2log_10 2x - 2log_10 a^(1/2) =1## ##2log_10((2x)/sqrt(a)) =1## ##log_10...

  • Waiting for answer How does the modern refrigerator take advantage of the gas l...

    A refrigerator uses Gay-Lussac's Law and the heat of vaporization of a liquid to remove heat from a system. Outside the refrigerator Modern refrigerators use a gas such as isobuta...

  • Waiting for answer Why was J.J. Thomson wrong?

    J.J. Thomson was "wrong" because he assumed that the positive charge of an atom was all one uniform blob of matter with the electrons moving in orbits inside the nucleus. Thomson de...

  • Waiting for answer Why could Bohr’s model be called a planetary model of the at...

    The is very much like our solar system, with a sun as the center like the nucleus of the atom and the planets locked in defined orbits like the electrons locked in orbits around the nucleus. We now understand that electrons are found in orbital clouds and their motion is random within that three...

  • Waiting for answer What are missense mutations?

    A missense mutation is when a single base-pair is substituted so that a different is translated. Sometimes the new amino acid is very similar to what should have been produced and the protein may function. Other times, the protein may not be functional. A missense mutation is responsible for si...

  • Waiting for answer What are vectors used for?

    Answer : A vector is an imaginary arrow used to represent any physical quantity (such as velocity, force, or momentum) that has both a magnitude and a direction. The magnitude means "how much", for example, how much speed, how much force, etc. The direction tells which way the velocity or force is...

  • Waiting for answer At an ice cream parlor, ice cream cones cost $1.10 and sunda...

    88 cones represent Let's say ##x =## cones and ##y =## sundaes Our first equation would be ##x + y = 172## And the second equation would be ##1.10x + 2.35y = 294.20## Solve by...

  • Waiting for answer In humans, what is chromosome pair 23 called?

    The 23rd pair of chromosomes determines the sexual characteristics of the offspring and are referred to as the sex chromosomes. The 23rd pair of chromosomes as organized in the Hum...

  • Waiting for answer What is the atomic number of carbon?

    Atomic number of Carbon : 6 The atomic number of carbon atom is 6, as atomic number is the number of protons in an atom. In a carbon atom, there are 6 protons and ##6## electrons. S...

  • Waiting for answer How chemical compound forms?what is a molecule ?

    There are two types of compound, ionic and molecular. Molecules are formed when share electrons and form what are called covalent bonds between them. In , elements fully exchange t...

  • Waiting for answer How do you simplify (-3) to the 4th power?

    -3^4 = -3-3-3*-3 = 81 When taking something to the nth power, you multiply that something by itself n times.

  • Waiting for answer How do you calculate the mechanical advantage of a second-cl...

    ##E/L=b/a## ##"Effort-load-fulcrum"## ##"a: distance between effort and fulcrum"## ##"b:distance between load and fulcrum"## ##"E:Effort"## ##"L:Load"## ##E*a=L*b## ##E/L=b/a##

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