Fill in the name and empirical formula of each ionic compound that could be formed from the ions in this table: Some ionic compounds cation anion empirical formula name of compound Pb co ? Fe Cro Bro,

Q: it says to only use 2 significant figures. please try again.

A: Ideal gas equation is  PV = nRT Where,  P is pressure of the gas  V is volume of the gas n is no. of…

Q: Why do we report numbers in the correct number of significant figures?

A: By using significant figures, we can show how precise a number is.If we express a number beyond the…

Q: When a very large number is written in scientific notation shut the exponent be a positive or a…

A: Scientific notation: Scientific notation is a way of expressing numbers in decimal form with…

Q: How many significant figures of 350.670

A: In counting significant figures following rules are followed  1. All non zero numbers are…

Q: What value would you get when you round 0.0038067 to one significant figures?

A:

Q: 56. Round the number on the left to the number of significant figures indicated by the example in…

A: Significant figures of a number are those which are absolutely necessary to explain the numbers…

Q: 497.7/3.0 significant figures

A: In division, the least significant number will be taken either from the numerator or denominator.

Q: Ban as Foster is an example of a dessert that is flambéed. One chef claims their Bananas Foster…

A:

Q: Ammonia (NH,) chemically reacts with oxygen gas (o,) to produce nitric oxide (NO) and water (H,0).…

A: Given data is as follows: The mass of ammonia given = 1.2 g The mass of oxygen gas consumed = ?

Q: If you have 4.25 grams of Ag2O, how many moles of Ag2O do you have?

A: given: mass of Ag2O = 4.25 grams molar mass of Ag2O = 231.735 g/mol we need to calculate moles of…

Q: 40ml 30 20 40ml 10

A: ->Non zero digits are always significant. ->Any zero between two significant digits are…

Q: All nonzero digits are significant. State a rule that tells which zeros are significant.

A: Significant figures can be defined as the total number of digits that are present in a number…

Q: Determine the precision of the graduated cylinders, and get the volume with the right significant…

A: Significant figures are the digits of numbers that are the accurate and more reliable value of data.…

Q: The number 5492.517 rounded to 3 significant figures is?

A: 5490

Q: The number 3332.914 rounded to 3 significant figures is

A: Answer is given below

Q: Density of Unknown Solid, mass of picnometer + metal + water is 75.167g, what is the number of…

A: All the non-zero numbers are significant figures and zeroes between two non-zero numbers are…

Q: Write each of the following numbers to 3 significant figures in exponential or scientific notation.…

A: Significant figure on a number in positional notation are the digits in that number which are…

Q: The number 9.469709 rounded to 2 significant figures is The number 674.9424 rounded to 4…

A: Rounded the number as directed in the question ----

Q: Rounded 17,997 to tow decimal places

A: Scientific notation: Scientific notation is a way of expressing numbers in decimal form with…

Q: Please provide the correct number of significant digits. (aleks is saying significant figures is…

A: Here, in a question tabular data is given. We need to find the missing values. Ka = Dissociation…

Q: For each of the following cases, determine the correct number of significant figures in the number…

A: The given data  Find out the significant figures  For calculation of (81310-76200)/0.00216

Q: When 0.0005760 is written in proper scientific notation with the correct number of significant…

A: Rules for determining significant figures,All non-zero digits are significantThe zeros placed to the…

Q: 4. Express in scientific notation. Include all significant figures. 0.000000738592

A: Answer: When we represent a number in scientific notation, there are two components of it, one is…

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

A:

Q: What are the significant rules to be followed to determine the number of significant figures in a…

A: Significant figure represents all the digits of a number that are significant with respect to…

Q: Solve with correct significant figures and units

A: As there are only 2 significant figures in both the valve

Q: Use exponential notation to express the number 385500 to three significant figures

A: Scientific notation: Scientific notation is a way of expressing numbers in decimal form with…

Q: I need it the answer in decimal form and with only 3 significant figures.

A:

Q: would this answer be following the correct number of significant figures

A: For a given question, the answer should be reported in required number of significant figures if…

Q: What is the appropriate number of significant figures in this equation 3.5x0.251/8.02x30.0

A: To determine the appropriate number of significant figures in the result of the given equation, we…

Q: When doing significant figures when adding subtracting, multiple how do I know how many decimals…

A:

Q: Calculate the density of aluminum if it has a mas of 83.6g and a volume of 23.99 mL. Use correct…

A: Weight of Aluminium = 83.6 gm Volume of aluminium = 23.99 ml

Q: for this question, what would the correct number of significant figures be?

A: Concentration of KOH = 0.626 M The mas of MOBS=  5.00 g  pKa=7.48 and formula mass is 223.29 g/mol)…

Q: How many moles of water were lost if the amount of water lost was 0.378 grams?  Do not include units…

A: The moles of water that were lost if the amount of water lost was 0.378 grams are to be calculated.

Q: Perform the following operations and give the answers with the correct number of significant…

A: Any final computation of a result must indicate  the extent of reliability to be assigned to the…

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: 3. What is the correct volume in each of these containers with appropriate significant figures? -34…

A: The answer is as follows:

Q: given 310. a number. Identify the number of significant figures this number has.

A: The question is based on the concept of significant figures.We need to identify number of…

Q: 299.401319818 You need 5 total significant figures Using the rules. Include all the numbers that…

A: The question is based on the concept of analytical chemistry . we need to write the given number up…

Q: How many significant figures? How do you count it if it is in equation form like below?   4.300 x…

A: The given number is = 4.300 x 106 The number of significant figures is =?

Q: In which of the following pairs of numbers does each member of the pair have the same number of…

A: Significant digit rules:All the non-zero digits are significant.Zeros between any two non-zero…

Q: Significant figures 98/.006

A: We have to predict the number of Sig figs in given calculations.

Q: Calculate .076 X 41 , answer with the correct number of significant figures

A:

Q: The first instrument we will use in lab is called a graduated cylinder. A graduated cylinder reads…

A:

Q: Which of the following statements is true? 1.0.0206 4. 123,000 2.81.30 5.906.0 3.29007 6.300 Numbers…

A: number number of significant figures1)   0.020632)   81.3043)    2900754)   12300035)    906.046)…

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.