If a test tube is 125.0 mm long and 1.50 cm in diameter, assuming a perfect cylinder, calculate the volume of the test tube in mL.

Q: The radius of an atom of gold (Au) is about 1.35 Å. Part A: Express this distance in nanometers…

A: Radius of

Q: density of irregular solid mass of irregular solid 9.039 g initial volume 68 mL final volume 74…

A: Given , Mass of irregular solid = 9.039 g Initial volume = 68 mL Final volume = 74 mL Total volume…

Q: What is the maximum mass of pure silver that could be extracted from 2.5kg of argentite, a silver…

A: Answer: We have convert the mass of Ag2S into moles of Ag2S to find out the maximum mass of Silver…

Q: Next, the chemist measures the volume of the unknown liquid as 1.337 L and the mass of the unknown…

A: The objective of this question is to calculate the density of an unknown liquid given its mass and…

Q: Show how to determine (and then calculate) the volume (in mL) of an iron bar that is 2.150 inches…

A: Volume is the total amount of space that a particular substance occupies.Here we have to calculate…

Q: What is the maximum mass of pure lead that could be extracted from 195. g of galena, a lead ore with…

A: Formula of galena = PbS Mass of Galena = 195.0 g Molar mass of Galena = 239.3 g/mol Mass of pure…

Q: A proton has a radius of approximately 1.0×10−13 cmcm and a mass of 1.7×10−24 gg. Determine the…

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Q: 20 Express the answer to this multi-step calcu- lation using the appropriate number of sig- nificant…

A: The answer should have the same number of decimal places as the limiting term when adding or…

Q: An atom of helium has a radius He= 31. pm and an average speed in the gas phase at 25°C of 787.m/s.…

A: We need to calculate the smallest possible length of box inside of which the atom could be known to…

Q: An electric current of 42.50 A flows for 11.0 minutes. Calculate the amount of electric charge…

A: The charge 'Q' is defined by the product of the intensity of the current and time.…

Q: D - � isomer Select the IUPAC name of the substrate(s) from the possibilities below: If the…

A: The objective of the question is to identify the correct brominated substrate(s) that could be used…

Q: A student performs an experiment to determine the molar mass of magnesium oxide. The student repeats…

A: The percent relative error can be calculated by dividing the absolute error by the actual value of…

Q: if a 2.50 g block of metal with a density of 6.72 g per cm^3 is dropped into a graduated cylinder…

A: Density = MassVolume So, volume = massdensity

Q: Calculate the mass of scheelite CaWO4 that contains a billion ×1.0109 oxygen atoms. Be sure your…

A:

Q: A student’s percent error for the density of gold was 7% under the accepted value of 19.3 g ml-1.…

A: Answer:-This question is answered by using the simple formula of calculation of percentage error.

Q: Suppose a student measured the mass of a sample that has a known mass of 40.5809 g using an…

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Q: Express (7.64x10^5) g in SI base units using scientific notation.

A: For the base quantities like temperature, mass, length, time and etc, the international system of…

Q: The chemist measures the volume of the unknown liquid as 1.337 L and the mass of the unknown liquid…

A: The objective of the question is to calculate the density of an unknown liquid and then identify the…

Q: The mass of one atom or molecule of a substance is given in atomic mass units, also called Daltons…

A: Mass of one atom / molecule of a substance is given in atomic mass unit which is also called Dalton.

Q: The standard definition of a quart is equal to 947 mL. Calculate the percent error of a student's…

A: Given  Actual value of quart=947 mL The measured value of quart=938 mL Percent error has to be…

Q: How will each of the following experimental errors influence the results of your calculated…

A: The objective of this question is to show the presence of air bubbles on the metal cylinder tends to…

Q: So I had to measure the diameter of a sphere with vernier calipers. The radius was 9.55 mm. I got…

A:

Q: An atom of a particular element has a volume of 6.1 x 10-31 m°   . What is this volume in cubic…

A: We will use dimensional analysis to convert m3 to m3  We know  1m = 109nm  So  (1m)3=(109nm)3

Q: What is the maximum mass of pure titanium that could be extracted from 3.0 kg of ilmenite, a…

A: The molecular formula of ilmenite is = FeTiO3 The mass of ilmenite is = 3.0 kg The mass of titanium…

Q: What is the total mass accumulated in a beaker by successive additions of solids in  the amounts…

A:

Q: A barometer is filled with a cylindrical column of mercury that is 76.0 cm high and 1.000 cm in…

A: Volume of a cylinder is given by the equation,

Q: An electric current of 481.0 mA transports 530. μC of charge. Calculate the time this took. Be sure…

A:

Q: Calculate the mass of ammonia (NH,) that contains a trillion (1.000 × 102) hydrogen atoms. ΝΗ. Be…

A:

Q: What is the maximum mass of pure lead that could be extracted from 55.0 g of galena, a lead ore with…

A: The mass of galena, PbS is = 55.0 g The mass of lead that could be extracted from this galena is =?

Q: Compute (4.29 x 105) · (1.89×10-4). Express your answer to three digits.

A: For this calculation, first of all, we determine the significant figure in the starting numbers of…

Q: An electric current of 22.90 A flows for 20.0 minutes. Calculate the amount of electric charge…

A:

Q: 1) State your interpretation of the meaning of the slope for the first graph you prepared of Volume…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: An atom of helium has a radius He = 31. pm and an average speed in the gas phase at 25°C of 787.m/s.…

A: According to Heisenberg uncertainty principle, position (x) and momentum of any microscopic particle…