In lab you determine the mass of a weigh boat is 3.58 g. Turns out it's real mass is 3.70 g. Your teacher asks you to determine the percent error your reading. Your response is:

Q: What was an example of a case where you used the scientific method to solve a real-life issue?

A: Problem: Do plants need food to grow? Hypothesis: If the plant is given more food it will grow…

Q: What is the mass of a magnesium block that measures 5.00 cm × 2.00 cm × 2.00 cm? The density of…

A: Given that,Dimensions of a magnesium block = 5.00 cm x 2.00 cm x 2.00 cm.The density of magnesium…

Q: Express your answer to one significant figure. 1 g = Submit Part D 1 g = E| ΑΣΦ Express your answer…

A:

Q: have a chemistry question, it asks: "In the lab, you measure the density of a metal to be 4.16…

A:

Q: 1. What is the density of a solid if a sample occupying a volume of 16.53 mL wei 85.4 g? 2. Why does…

A: Given: The mass of the solid is 85.4 g. The volume occupied is 16.53 mL.

Q: An Astronaut on the moon places a package on a scale and finds its weight to be 12 N What would the…

A: Weight of package on moon = 12  N

Q: Which of the following statements is/are correct about the figures below? Select all that apply.

A: Given : diagrams

Q: What is the formula weight of the compound? (Mg = 24.31 amu, Cl = 35.45 amu, O = 16 amu, H = 1.01…

A: Formula:  MgCl2.H2O Mass of Mg = 24.31amu Mass of Cl = 35.45amu Mass of H = 1.01 amu Mass of O = 16…

Q: A stack of ten pennies is found to have an average % composition of copper equal to 2.52% by mass.…

A: Given that : Average % of copper = 2.52 % The total mass of ten pennies = 25.2 g We have to…

Q: You are working in a hospital and you saw that a patient took 500 mg of ibuprofen but the chart…

A: Mean, Standard deviation and %RSD (percentage relative standard deviation) are the ways to check the…

Q: Measurements have shown that the concentration of salt in seawater is 35.5 g·L 1 '. Calculate the…

A: Concentration is basically the availability of the solute per unit volume of solution. It is usually…

Q: A student measured the length and mass measurements of a cube using the same equipment as in the…

A: Density=MassVolume

Q: which balance is more precise one that weight cg or one that weighs mg

A: Centigram(cg): a unit of mass equal to 0.01 of a gram. milligram (mg): a unit of mass equal to 0.001…

Q: A student measures the length of an object and obtains 3.65 cm. If the true value (as reported by…

A: Answer:- This question is answered by using the simple concept of calculation of percent error using…

Q: Put answer in scientific notation  1.67x10^4/7.49x10^-4

A: The given calculation is: 1.67×1047.49×10-4

Q: An imaginary element Z has two naturally occurring isotopes, ³Z and 4Z. ³Z has a mass of 3.016 amu,…

A:

Q: An aluminum atom has a mass of 4.48 × 10 g and a small airplane has a mass of 5000. kg. Use this…

A: Given, Mass of 1 atom of aluminium = 4.48 × 10-23 g Mass of small airplane = 5000 kg = 5.0 × 106 g…

Q: Course name: College Chemistry Course code: CHEM 141 You need to solve this problem based on…

A: The problem identified is determining whether the wing shape of a paper airplane affects its flight…

Q: Chem 105 Online Density of Metal Stacked Metal Coins 1. Obtain the mass of 5 coins of the same…

A:

Q: A chemist prepares a solution of potassium chloride (KCl) by measuring out 0.60 g of KCl into a 100.…

A: Given Mass of KCl = 0.60 g Volume = 100 ml

Q: Complete the following using significant digits rules. Report your answers using the correct number…

A: Complete the following using significant digits rules. Report your answers using the correct number…

Q: The volume of a liquid was recorded as 143.27 mL. Which digit represents the "uncertain digit" or…

A: 143.27 ml  in this case the number can be beyond 7 that means can be 143.75, on rounding 7 will…

Q: Part B 54.6 g N2 Express your answer using three significant figures. VO AZ ΑΣΦ N = %3D Submit…

A: First of all calculate the moles of N2 by using formula - mole = mass/molar mass

Q: Peak A has a height of 90 mm and a width at half height of 5 while peak B has a height of 109 and a…

A: Given :-  Height of Peak A = h = 90 mm  Width of Peak A at half height = w1/2 = 5 mm  Height of Peak…

Q: Course name: College Chemistry You need to solve this problem based on Problem, Data, Hypothesis…

A: The objective of the question is to apply the scientific method to the scenario of determining the…

Q: A 2.26 liter glass bottle is full of oil. Assume it contains 2.26 L of oil.  The density of oil is…

A:

Q: 3. Question: Chapter: 1 Lesson: 8 What is the answer to the calculation below to the correct number…

A: Since,e We know that, Lowest significant digit present in the given questions is also a part of…

Q: D Question 4 Consider an object that is in the shape of a cube with a mass of 45.8 grams. If the…

A: Answer:Density of an object is the ratio of its mass and volume as shown below:Here:

Q: A 1995 penny having a mass of 2.740 g is cut to expose the zinc and dropped into sulfuric acid.…

A:

Q: Select the single most accurate method for measuring the volume of an irregularly shaped unknown…

A: The density of an object is the mass of the object present per unit of the volume. The units of…

Q: A 0.706 gram sample of copper is carried through the steps of this experiment. At the completion of…

A: Copper taken = 0.706 g  Copper recovered= 0.400 g

Q: Alie measures out a sample of naphthalene using a graduated cylinder. She reads the measurement as…

A:

Q: What were the experimental errors that could have led to your percent error? Be specific.

A: Beer’s Law is only true for dilute solutions the exact range of solutions must be determined…

Q: cubic angstroms (1 angstrom = 10-10) Express your answer in cubic angstroms to two significant…

A: 1 m = 1010 Å we have  volume of hydrogen atom = 6.2 * 10-31 m3 or volume of hydrogen atom = 6.2 *…

Q: So Why are counting words used instead of the numbers they represent?

A: Counting words like pairs, dozen, ream, or gross are used due to the below advantages or…

Q: If one Gold Galleon coin from Harry Potter weighs 12.75g and you have a bag of Gold Galleons that…

A: Weight of 1 coin = 12.75g Total weight = 224g

Q: Tyson and Raziya entered Mrs. Bateast's class during a chemical reaction lab petween one mole of…

A: The percentage error can be calculated by the ratio between the difference in the product obtained…