units and correct sig figs in box provided – use scientific notation if convenient. 18-karat gold jewelry contains 75% gold by mass. A) If the total mass of an 18-karat gold ring is 13500 mg, how many grams of gold does the ring contain? B)  If an 18-karat gold bracelet contains 2.0 oz (dry) of gold, calculate the mass of the bracelet

Q: The table below shows the chemical symbols for some common elements. Use this table to answer…

A: Elements are the pure substance which consists of only one type of particles.For eg - the substances…

Q: 13.95589 183015g 17.64589 T6.99497 2.

A: Answer:

Q: The mass of 1570 cm³ of tungsten.

A: 2.  a) given :- volume of tungsten = 1570 cm3  To calculate :- mass of tungsten

Q: Classify these substances. More than one answer may apply in each case. N2 solution O homogeneous…

A: Element - It is a pure substance made up of only a single atom.  Compound - It is a pure substance…

Q: Classify each substance by composition, first as a mixture (MX) or a pure substance (PS): zinc…

A: Zinc - pure substance  Toothpaste - mixture Corn oil - pure substance  Smog - mixture

Q: To find the density on a graph you normally plot volume on the x axis and mass on the y axis. If you…

A: Density can be calculated using the following formula, Density = mass / volume

Q: A balance measures mass to 0.001 g. If you determine the mass of an object that weighs about 51 g,…

A: Correct answer is (d) 51.075 g

Q: A dense plastic-like shape has a mass of 42.985 g and has a volume of 41.96 mL. What is the density…

A:

Q: Please provide detailed solution and give the explanation of the correct and incorrect option...

A: Step 1: Solution Given, Volume = 4.50 mLDensity = 1.20 g/mL  Note :   The given density value…

Q: The recipe for an ice cream sandwich is given below. 2 cookies + 4 oz ice cream = 1 ice cream…

A: In this question, we have to calculate the amount of sandwiches formed by the given amount in each…

Q: A 33.5 metric ton sample of ore yields 2.95 metric tons of iron. What is the percent of iron in the…

A: Given that,Mass of ore sample = 33.5 metric tonMass of iron = 2.95 metric ton

Q: I have the chem 101 app and the question is:     An atom of a particular element has a volume of 7.8…

A: The unit of given volume is to be converted from m3 to cubic nanometres (nm3).Volume = 7.8 ×10-31 m3

Q: you have 125 g of a certain seasoning and are told that it contains 22.0 g of salt. What is the…

A: Given,mass of salt = 22 gmass of seasoning = 125 gSo,mass percentage of salt in seasoning = (22…

Q: Question 3

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

Q: If the average mass of a tablet is 0.5 g, how much tablet powder will contain 0.45 g of ibuprofen…

A: Given, mass of tablet = 0.5 g ibuprofen content = 400 mg

Q: Gold (Au) has a density of 10.463 g/cm3. What is the mass in kg of 8.74 m3 of Au?

A: Given :-  Density of gold = 10.463 g/cm3  Volume of gold = 8.74 m3  To calculate :-  Mass of gold…

Q: What would the volume (in cm) of an aluminum cube be if the density is 2.70 g/cm3 and the mass is…

A: Density = Mass / Volume Mass in grams(g) Volume in cm3 Unit of Density = g/cm3

Q: 1. Calculate the volume of ball bearings 1 - 7 and record the result with excess significant figures…

A: Since you have asked multiple questions, we will answer the first one for you. To get the remaining…

Q: A new beeswax candle has a volume of 475 cubic centimeters. Given that the density of beeswax is…

A: Given :- volume of beeswax = 475 cm3              density of beeswax = 0.970 g/cm3  To be calculated…

Q: Draw a picture of what you think your glassware looks like on the molecular level.  Draw another…

A: Glass is an amorphous solid.

Q: If you have 200.0 mL of Calcium, determine what the mass would be using the density provided.…

A:

Q: What is the mass (in kg) of a 1 cubic foot block of Copper? (units are intentionally in both systems

A: Density of substance is calculated by dividing the mass with volume.

Q: Find literature values (include units g/mL for first two) for the following quanties  a) Density of…

A: a) Density of zinc --> 7.13  g/mL b) Density of copper --> 8.96  g/mL c) Melting point of…

Q: - What is the total mass of the candle wax and oxygen (reactants)? - What is the total mass of the…

A: 1.Law of  conservation of mass states that total mass of reactants  equal to total mass of products…

Q: On average, a 1.3 gram tablet has 500. milligrams of calcium carbonate. What is the mass/mass…

A:

Q: An atom of a particular element has a volume of 7.8 times 10-31m3. What is this volume in Cubic…

A: The unit of given volume is to be converted from m3 to cubic nanometres (nm3). Volume = 7.8 ×10-31…

Q: O final the average must and the standard deviation of the empty vial Lilleanse, find the average…

A: Since you have asked multiple questions, we will solve first one for you. For remaining questions,…

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.