Perform the following calculation: What is the answer to the calculation above with the correct units and significant figures? g cm³ +1.0042 8 cm3 O 0.995 8 cm³ 0.99520 - O 0.9952 2 8 cm³ O 1.0 g cm³ cm³ -0.0090

Q: Ethanol has a density of 0.789 g/cm3. What volume of ethanol in mL must be poured into a graduated…

A: Rules for significant figure  All non zero integer are significant  Exact number have unlimited…

Q: Calculate the product below, and express the result with the correct number of significant figures.…

A: Step 1:The first digit of the product is 6.7, which has the significant figure 2.The second digit of…

Q: Ammonia (NH3) chemically reacts with oxygen gas (0₂) to produce nitric oxide (NO) and water (H₂O).…

A: The mass of oxygen gas is 8.30 g.The balanced chemical equation for the given reaction is:.The molar…

Q: Perform the following computations, and retain only significant figures in the results:  56.824 /…

A: While performing multiplication or division, the answer should contain as many significant figures…

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A:

Q: 2. Write down the answers with the correct number of significant figures: 34.1 X 4042 = (4.13)? =…

A:

Q: Calculate to the correct number of significant figures. (2.963+2.8)/3.00%D O None O 1.93 O 2.0 O 1.9…

A:

Q: For each of the mathematical expressions shown below, determine the answer and enter your response…

A:

Q: Liquid hexane (CH3CH24CH3) will react with gaseous oxygen O2 to produce gaseous carbon dioxide…

A: The given reaction is,

Q: LL of solution         Express your answer using three significant figures.   11.65 mgmg KIKI in…

A: Molar mass(MM) of C2H6O = 46 g Mass of C2H6O =72.2 g  Mole = mass/MM       = 72.2/46 = 1.57 mol…

Q: A docs.google.com/document/d/1gMvnAL-0yUfszXerRVZWCNcjrbFwly5jSdGfXhHEmiU/edit# worksheet #2 ☆ D © A…

A: The formula of density is given by Density= mass/volume. The density of any substance can be…

Q: An experimenter has weighed a penny 6 times in units of grams as reported below. 2.224842 3.168283…

A: The objective of this question is to calculate the average weight of a penny based on the given…

Q: Gaseous ethane CH3CH3 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and…

A:

Q: Give the answers with the correct number of significant figures: a) 41.84 x 100.62 x (15.227 -…

A: A question based on general chemistry that is to be accomplished.

Q: Which of the following has exactly four significant figures? 0.0592 0.08206 8.314 5420 5.4 x…

A: Significant figures of a number are the digits which gives a meaningful contribution to the…

Q: Ammonium phosphate ((NH4)²PO4) is an important ingredient in many fertilizers. It can be made by…

A: Given, Ammonium phosphate ((NH4)3PO4) is an important ingredient in many fertilizers. It can be made…

Q: perform the following calculation, reporting your answer to the correct number of significant…

A: Significant figures of a number are  necessary to indicate the quantity of something. It is also…

Q: What is the correct answer (reported to the proper number of significant figures) to the operation…

A: a meaningful contribution in mathematical science which can be expressed In scientific notation,

Q: 12.9 ✓ Points: 3.00 out of 3 cm³ Perform the calculations below and give the results with correct…

A: Step 1:1) 27.8 g + 5.461 g-3.89 g = 27.8 g + 1.571 g= 29.371 g Step 2:2) 2.13 in x 0.96 in x 4.508…

Q: Perform the given calculation. You must round correctly and report the answer with the proper number…

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

Q: Division - express all answers in the correct significant figures - be sure to include units 2…

A: Significant figures are those digits which are absolutely necessary while indicating the quantity of…

Q: Write 3.280x104 J as a normal, decimal number without any scientifc notation. Pay attetion to…

A: Correct option is C. 0.0003280 J.

Q: (3) Convert your result in question (2) into lb (pounds).

A: Grams(g) and pounds(lbs), both are the units of mass. And, 1g=0.002205lb

Q: The product of 80.7 m x 5.01 m is _m². Express the answer with the correct number of significant…

A: We know that, while multiplying two numbers , the answer contains the same number of significant…

Q: Gaseous methane (CH4) will react with gaseous oxygen (O₂) to produce gaseous carbon dioxide (CO₂)…

A: Given,  Mass of CH4 = 14.6 g  Mass of O2 = 90 g  Calculate the minimum mass of methane that could be…

Q: Carry out the division and enter the quotient with the proper number of significant figures in…

A: This is a division operation and in division, the number of significant figures are equal to the…

Q: Round the following number to four significant figures and express the result in standard…

A: • All non zero digits are significant.• All zeros between two non zero digits are significant.•…

Q: Perform the following calculation: g cm³ cm³ What is the answer to the calculation above with the…

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

Q: Using rules for significant figures in calculations, divide 0.39 by the number 5.12. Choose the…

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Q: Use conversion factors with units canceling to calculate how many kilograms are in 2.5 x 103 mg. A/

A: Data

Q: For the following division problem: (6.626 x 10–30) / (9.63 x 107) = ? What is the answer reported…

A: When we divide  the two same numbers  having  coefficients,  like 10-2/10-4 than here we just…

Q: Determine the answer with the correct number of significant figures: 16.0054 g 0.014 g = ? 15.9914 g…

A: 1) 16.0054 g2) 0.014 g3) 15.9914 g4) 15.99 g5) 16 g6) 15.991We have to determine number of…

Q: What is the minimum mass of galena (PbS), a lead ore, from which 90.0 g of pure lead could be…

A: mass of lead = 90.0 gatomic mass of lead = 207.2 g/molmolar mass of PbS = 239.26 g/mol

Q: Perform the following calculations: a) 14.86 ml + 15.0 ml + 14.980 ml = b) (42.927 g/ml)(9.00 ml)…

A: According to the rule for significant digits in addition and subtraction, the number of significant…

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.