A 42.7 gram sample of potassium nitrate contains how many grams of potassium?

Q: A vial of pure acetone has a mass of 2.68 grams.  What volume (in cubic centimeters) will it occupy?…

A: The answer to the following question is -

Q: In what state particles that make up matter move the least? O liquid O particles movement is not…

A: Movement of particle matter is least in Solids.

Q: A student needs 15.0 g of ethanol for an experiment. If the density of alcohol is 0.789 g/mL, how…

A: we know that, density is the ratio of mass and volume. here, we have to calculate the required…

Q: A sample is found to contain 9.80×10-5 g of salt. Express this quantity in milligrams.

A: It is given that mass of the salt in the sample is 9.80×10-5 g

Q: A pill that is 91.5% aspirin is found to contain 51.42 mg of aspirin. What is the mass of the pill…

A: We know %m/m = (mass of solute/mass of solution ) *100 We are given Mass of aspirin = 51.42mg % m/m…

Q: what is the mass of 211 mL of mercury

A:

Q: 9. An aspirin tablet has a mass of about 325 mg (5 grains). Calculate the total mass of aspirin…

A: Mass of aspirin tablet =325 mg Since bottle contains 500 aspirin tablets  Hence total mass of…

Q: A 250 mL glass of orange juice contains 22 grams of sugar. How much sugar is in a two-liter (2,000…

A:

Q: i) A liter of sulfuric acid solution containing 147.0 g of H,SO, has a density of 1.29 g/cm³.

A:

Q: A 40 g serving of Lucky Charms has 30 grams of sugar. What is the % m/m of sugar?

A: Interpretation: A 40 g serving of Lucky Charms has 30 grams of sugar. The %m/m of sugar is to be…

Q: If an aspirin tablet contains 325 mg aspirin, how many grams of aspirin does it contain?

A: aspirin is also called as acetylsalicylic acid, is a medication used to reduced pain&fever.

Q: Sterling silver contains silver and copper metals. If a sterling silver chain contains 18.5 g of…

A: Given; The mass of silver is 18.5 g. The mass of copper is 1.5 g.

Q: A kilogram of lead occupies a much smaller volume than a kilogram of water, because which has a much…

A:

Q: A 140 mgmg sample was placed on a watch glass that has a mass of 7.482 gg . What is the mass of the…

A: In the given question, we need to find the total mass of the sample along with the watch glass.…

Q: How does an element differ from a compound? How are they similar?

A:

Q: combined mass of ten raindrops in grams?

A: Given : The mass of a raindrop = 8 milligrams or 8 mg

Q: Energy that moves particles of matter is: Temperature

A: Need kinetic energy for particles movement.particles colloid with each other then increase in…

Q: Convert 2.554 mg/mLmg/mL into pg/mLpg/mL.

A: Density is defined as the mass per unit volume. It is represented by. The relation for density is…

Q: 1. Imagine if you could zoom in to each state of matter. Draw 10 particles in each state to show how…

A: The three states of matter are the three distinct physical forms that matter can take in most…

Q: Use the web to determine the mass of a steel beverage can from the 1970s and the mass of a modern…

A: In the manufacturing of the beverage cans, approximately 75% of aluminum and 25 % of tin are used.…

Q: How are the molecules in oxygen gas, the molecules in hydrogen gas, and water in molecules differ?

A: Electronegativity of oxygen=3.5 Electronegativity of Hydrogen=2.1

Q: Find the total mass of a 126.457-g brass cylinder and a 131.60-g bronze cylinder.

A: The quantity of a matter present in an object measured is known as the mass. It is generally…

Q: A chemist measures the amount of fluorine gas produced during an experiment. She finds that 635. g…

A:

Q: volume of the pool in both cubic meters and liters (1 cubic meter = 1000 liters). b. How much…

A:

Q: A pill that is 91.5% aspirin is found to contain 51.74 mg of aspirin. What is the mass of the pill…

A: Mass percent :- The mass of a component in grams present in 100 grams of the mixture is defined as…

Q: a teaspoon of a liquid has a mass of 7.39 g and a volume of 5.48 mL how many teaspoons would be in…

A:

Q: What is the mass of 74.5 Liters of gascous Lead I oxide? What is the mass of 50.0 grams of O;?

A: In international system of unit, there are seven basic units. Out of those seven unit Mole is one of…

Q: A low dose aspirin tablet contains 82 mg of aspirin how many tablets can obtain from 50.g  of…

A: Given that a tablet contains 82 m g of aspirin. The mass has to be converted into grams.

Q: 1. Does heating a cup of water allow it to dissolve more sugar? Temperature of the water is measured…

A: As you nor specified so I am giving answer of first question as per guidlines Yes heating a cup…

Q: A pill that is 91.5% aspirin is found to contain 53.32 mg of aspirin. What is the mass of the pill…

A: Mass percent Mass percent is calculated as Mass percent = (mass of substance/ total mass of sample)…

Q: Nickel metal has a density of 8.90g.how much 15cm3 of nickel metal weigh in gram

A: Density of a particular substance is the compactness of atoms present in it. It represents the…

Q: How many aspirin tablets  can be made from 100g of aspirin if each contains 5 grains of aspirin

A: Given : number of aspirin grains in each tablet = 5 grains And total mass of aspirin = 100 g

Q: How many candies are found in a box of Bertie Beans if one box weighs 54.11 and the average Bertie…

A: Given: Mass of candies in box = 54.11 g. And the average mass of each candy = 0.33 g.

Q: Using at least 2 conversion factors in sequence, concert the mass of a 254 mg aspirin tablet to Mg.

A: Given: Mass in mg = 254 mg.

Q: If a physician prescribed 4 grams of aspirin to be taken by a patient daily, about how many 5 grain…

A: Mass of asprin in each tablet = 5 grain  Mass of asprin required = 4 g

Q: 36 ounces of beer is equivalent to how many standard drinks?

A: For a standard drink, a 5% alcohol beer bottle of 341 mL is equivalent to 12 ounces.

Q: A volumetric buret should always be read to _______ decimal places.

A: Volumetric buret is a measuring glassware which is used in labs for the accurate dispensing of a…

Q: coin A has a mass of 10.00g. Coin B has a mass of 12.00g. If you have 25 coins of type A and 75 of…

A: Given data:

Q: What is the mass, in grams, of a pure gold cube that has a volume of 4.70 cm3

A: In this question, we want to determine the mass of pure gold cube in grams unit.  You can see…

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: a pound of coffee beans yeild 50 cups of coffee. how many milliliters of coffee can be obtained from…

A: Given that one pound of coffee beans yields 50 cups of coffee.  The conversion of pound to gram…

Q: How many grams Fin 584.8 g Br2F6? Put the answer in the box in regular (non-scientific) notation.…

A:

Q: A nursing floor requires half liter of 50% isopropyl alcohol. How many millimeters of 70% isopropyl…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: How many grams of mercury would be contained in 15 compact fluorescents light bulbs?

A: A compact fluorescent light bulb contains 3-5 mg of mercury.  Bulbs with eco-friendly label contain…

Q: Blueberry high-fiber muffins contain 58 %% dietary fiber by mass. If a package with a net weight of…

A: Introduction :  We have to calculate grams of fiber in each muffin . Given: 58% dietary fibre by…

Q: Use the web to determine the mass of a steel beverage can from the 1970s and the mass of a modern…

A: Mass is a property, which represents the amount of substance present in a sample and it is generally…

Q: balloon is the same as the air pressure outside the balloon. Suppose we next heat the air inside the…

A: When the temperature rises, the volume of the balloon increases. An increase in volume leads to a…

Q: 3. Determine the volume (in mL) of l.0 teaspoon. 1 tablespoon = 3 teaspoons; 1 tablespoon = ½fluid…

A:

Q: Convert 1228 g/Lg/L into kg/MLkg/ML

A: A physical quantity can be expressed using two things. One is the magnitude of the quantity and…

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".