mass

Q: Explain how you determine the volume of an irregular solid.

A: To Explain: How to find the volume of an irregular object or solid.

Q: which of these would most likely be an gram equivalent mass of copper?

A: 1 Faraday is defined as the amount of electric charge responsible for deposite or dissolve 1 gram…

Q: the mass of a 8.45 m3 piece of Cu is ___________g.

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Q: 3. Oxygen has an atomic number of 8, an atomic mass of 16, and it is neutrally charged.

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Q: 2. A solid aluminum cube (specific gravity = 2.71) has a length of 532 millimeters. What is the mass…

A: Answer :-  Mass of Aluminum cube having Specific gravity 2.71 and Length 532 millimeter = 408041.5 g…

Q: A piece of weighing paper recorded a mass of 0.200 g. An object was placed on the weighing paper to…

A: Mass of object =10.900-0.200                               =10.700g

Q: Ⓒ Macmillan Learning How many grams of O are in 805 g of N₂O? mass:

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Q: What is the percent error? And how do I find it with the information provided.

A: Percent error or percentage error expresses as a percentage the difference between an approximate or…

Q: Fertilizer Chemical %N %P %K or Material Composition %Cl or %S Urea Ammonium phosphate Ammonium…

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Q: To measure the amount of calcium carbonate (CaCO3) in a seashell, an analytical chemist crushes a…

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Q: Properties of Substances Involved in Experiment Compound Weight,g Mol.Wt. Moles m.p.…

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Q: How many sig figs are in the following numbers

A: All non-zeros are significant  Leading zeros are non-significant whereas trailing zeros are…

Q: A sample of metal weighing 2.24 g is combined with oxygen; the metal oxide weighs 23.5 g. The mass…

A: Given values-> Weight of metal = 2.24gram Weight of metal oxide = 23.5gram

Q: If 0.750 g of orange mercury oxide decomposes to 0.695 g of liquid mercury and oxygen gas, what is…

A: Given data contains, Mass of mercury oxide is 0.750 g. Mass of liquid mercury is 0.695 g.

Q: 13. Balance the ff skeleton reactions and identify the oxidizing and reducing agents: а) сiоз- (аq)…

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Q: An automobile gasoline tank holds 41 kg of gasoline. When the gasoline burns, 144 kg of oxygen is…

A: According to the law of mass of conservation, the mass of compound can neither be created nor…

Q: 1-mass of crucible and lid containing magnesium oxide 2- mass of empty crucible and lid from this…

A: To determine the mass of crucible + Lid + Magnesium oxide therefore from the given data table the…

Q: How could you distinguish the mass spectrum of 2,2-dimethylpropane from those of pentane and…

A: Given  distinguish the mass spectrum of 2,2-dimethylpropane Vs pentane and 2-methylbutane

Q: In need of help solving number 44

A: Given: V1= 7.68 L V2= 9.92 L P1= 0.634 atm P2= 0.436 atm T1=59 C= 332 K T2= ?

Q: percent mass

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Q: Show your calculations below for (* and **) for Solution Solution D 3 tsp sugar 500 Solution A…

A: Percent solution is the solution expressed in the unit %. It may be  percentage by weight by volume…

Q: Which of the following is the correct IUPAC name for the following line structure? Ignore…

A: The cyclic compounds are numbered such that the substituent gets lowest priority. Lowest priority is…

Q: Chemical analysis of a sample of soil indicated that its mass consists of 29% water. Write this as a…

A: When analyzing soil samples, understanding the proportion of water within them is crucial for…

Q: I am confused on whether I should take the amount in ml and put it back into the density formula.…

A: Density of water is equal to 1.00 g/ml.density is related to the mass (g) and volume (ml) by the…

Q: Which accurately shows the Law of Conservation of Matter (Mass)? A. When 2 oxygen molecules combine…

A: Law of conservation of mass states that mass can neither be created nor be destroyed although it can…

Q: When someone in my class asked the professor I'm not sure if she misunderstood and just said yes so…

A: Number of moles of He is determined,

Q: How many particles are there in: 1. 2.00 moles of ammonia NH3? 2. 0.50 moles chlorine Mg3(PO4)h? 3.…

A: According to the mole concept - 1 mole of any Substance has = 6.023×1023 Molecules/atoms /particles…

Q: How many centiliters are in 9.98 x 10-9 dekaliters

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Q: A student determines that 4 clinks weighs 15.45 g and 7 clacks weighs 14.11 g. What is the relative…

A: Solution -

Q: Below are 3 student opinions, which student is correct and why?

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Q: in a particular experiment, a 10.1-g sample of N2reacts completely. The mass of Mg consumed is…

A: The reaction between Mg and N2 will be Mg + N2 -----> Mg3N2  Balancing : Since we have 3 Mg in…

Q: Determine mass of cube. Record mass in Lab Data.

A: Based on the picture, we can see that the mass of a cube is 0.92 g. It is assumed here that before…

Q: An automobile gasoline tank hold 23KG of gasoline. When the gasoline burns 86KG of Oxygen is…

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Q: Dinitrogen difluoride gas is collected at 21.0 °C in an evacuated flask with a measured volume of…

A: To solve this problem we will use the ideal gas equation .  PV = nRT  Where ,  P = pressure  V=…

Q: what is the volume of hydrogen to obtain 5.5g of propane. given that density of hydrogen is 0.09.

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Q: CHECK YOUR ANSWERS IN THE DIGITAL NOTEBOOK" P Mass in Chemical Balancing Chemical Equations # Fe…

A: Stoichiometric coefficients must be added to the reactants and products in order to balance chemical…

Q: What would happen to the ratio?

A: PH of a solution = - log [H+]  From the relation we can say that pH of solution  is inversely…

Q: Match the correct prefix with the factor.

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Q: Part B Rank them according to the amount that would be formed. Rank from largest amount to least…

A: We have to rank the given alkenes.

Q: How can mass and volume data for an unknown sample be used to identify the unknown?

A: Mass gives the quantitative aspect of the substance i.e., how much amount of the matter is contained…

Q: How many joules of heat are absorbed then ice is heated from -15.6 °C to-1°C, the specific heat of…

A: Q = 462.966 J

Q: 9. Give the general name of each of the following sugars based on the number of carbons and type of…

A: The D and L can be assigned from the Fisher projection. The Fisher projection should be arranged in…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.