The density of mercury is 13.6 g/cm3. The density of mercury is ________ kg/m3. Group of answer choices

Q: The volume of a solution is 4.45 in^3 what is the volume in cm^3? Round answer to a number with ONE…

A: Given that : Volume of a solution = 4.45 in3 Volume of a solution in cm3 =? 1inch = 2.54 cm Then, 1…

Q: Perform the following calculation. Show the answer in scientific notation. Round the coefficient to…

A: Option C. 2.97×103 is correct Given that,  (8.9 x 109 ) / ( 3 x 106 ) = ??

Q: Given that 1 cm = 102 m, 3 A. 1 cm³ = 1 x 102 m B. 1 cm2 = 1 x 102 m3 C. 1 cm² = 1 x 10ª m² D. 1 cm3…

A: Given : 1 cm = 10-2 m

Q: What is the volume (in cm3) of a 36.7 g piece of metal with a density of 6.95 g/cm3? Group of answer…

A: Density of a substance is the ratio of mass of the substance to its volume. ---------------- (1) By…

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: Perform the following conversion 1: mm3 _ A3

A: Length is the measurement for distance. The S.I. unit of length is m.

Q: This question requires a file upload. You will need to write your answer paper and take a picture or…

A:

Q: Suggest a hypothesis that explains the pattern/shape for the trend of the data in my graph

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

Q: number 2

A: The ideal gas law has the ideal gas equation: PV=nRT. In this law, all three gas-related laws are…

Q: For the separatory funnel shown in the Student Protocol video, the closed position of the stopcock…

A: The separatory funnel is also known as separating funnel and is an apparatus used in laboratories or…

Q: Multiple Choice 017 0.015 0.062 050 012

A: Here the half life of 90Sr is 29 year. We have to determine the fraction of 90Sr left after 175…

Q: mm 63 mm 1x10-3 Part A Suppose that you measure a pen to be 11.3 cm long. Convert this to meters.…

A: Conversion of units : this can be done by a method called unit factor method by a method called unit…

Q: Last 2 subparts needs solving

A: We have ask to identify electrophile and nucleophile in the given reaction and also ask to write the…

Q: A student determined the density of a solid to be 2.90, 2.91 and 2.93 g•cm–3. If the actual density…

A: Accuracy is the closeness of the measured value to a standard/true value. While Precision is the…

Q: baking soda, [OH ]= 4.7 x 10- M Express your answer using two significant figures. | ΑΣφ ? M Submit…

A: [OH-] = 4.7 X 10-6 M first we will calculate pOH  pOH = - log [OH-]         = - log 4.7 X 10-6…

Q: Numbers 14 and 15

A: 14- Reaction mechanism A has one peak therefore it has one elementary step

Q: Part A Compute 3.5 x 4.48697. Round the answer appropriately. Express your answer numerically using…

A: # Part-A: The given multiplication is 3.5 * 4.48697 When we multiply or divide two or more numbers,…

Q: 8.3m x 4.0m x 0.9823m  = 32.61236 m^3   Explain why and how you would make the answer 2 sig. Figs.

A:

Q: Please i need to answer all the questions. And for question six her is a picture of the model

A: Ionic bonds are formed by transfer of electrons while covalent bond are formed by sharing of…

Q: Help me find the % deviation : #1: 7.77 #2 : 7.78 #3: 7.74 i know the average is 7.76…

A: Not

Q: x=(2.2*10^6 M^(-2)s^(-1))(0.10 M)^3 Enter the answer and include units. * is supposed to be a…

A: On subjecting a value to arithmetical operations such as addition, multiplication , subtraction etc,…

Q: 4. Identify any outliers on your graph that do not follow the pattern of the other data.

A: An outlier is a value that lies outside of most of the other values or the desired pattern in the…

Q: Create THREE (3) multiple choice questions regarding gravimetry (concepts, applications,…

A:

Q: NUMBER 2 AND 3 ONLY

A: The kinetic gas equation is derived from the assumption of kinetic gas theory, This theory explains…

Q: MGF2(s) → Mg*2(aq) + 2F"(aq) Sample answer format: [Al+3][X-] *Put /or numbers outside the bracket…

A: To write the solubility product constant, examine the balanced equation.

Q: 2.4x10-3 mol Sb Express your answer using two significant figures. m = Submit Request Answer bo

A: Detail mathematical calculation is shown below

Q: The Bay of Fundy in Nova Scotia, Canada is reported to have the largest tides in the world with high…

A:

Q: Show all  computations  and  express final answer in  sig  fig  and  scientific  notation.  Box  out…

A:

Q: Solving Problems using a scientific approach.

A: There are six important point to solve a problem via scientific approach.

Q: What is the volume in cm3 of a perfect cube if one edge length measures 1.95 m? Group of answer…

A: Given data: The conversion of edge length of cube from meter to centimeter is shown below.

Q: A puzzle cube has a volume of 187 mL . What is the volume of the cube in in (2.54) in3 187 %D 11.4…

A: We are given a volume of 187 mL and we have to convert this to inch3 or in3. mL is also written as…

Q: Temperature is a macroscopic measurement of a microscopic phenomenon Group of answer choices True…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Identify the longest length Group of answer choices 1.04 yd 86.87 cm 3.05 ft 1.05 m 38.0 in

A: 1 yard = 3ft.1ft = 12inch. 1inch= 2.54cm.1 m= 100cm.

Q: I need help with only figure 1 and the question

A: The diagram is of Hydrogen molecule.

Q: A 9.5m diameter balloon is filled with helium at 16°C and 205.46kPa. Determine the mass of the…

A:

Q: Part A baking soda, [OH-]= 4.7 x 10- M Express your answer using two significant figures. ? [1,0"] =…

A: Part (A) OH- = 4.7 × 10-6 M

Q: A person is 6 feet 9 inches tall; how many cm tall are they? 2.54 cm = 1 in. Report your answer with…

A: Given :  Height = 6 feet 9 inch  2.54 cm = 1 inch

Q: Convert 1.2 ft2 into cm2.  Give your full answer.

A: Convert 1.2 ft2 into cm2

Q: The following item is used in chemistry laboratory. It is called as a glass rod with bulb. 100…

A: The items which we use in chemistry lab in order to carry out an experiment are known as apparatus.…

Q: • Part A a. Pyrex glass (T, = 55.6 °C) %3D Express your answer using two significant figures. m%3D…

A:

Q: Number 2

A: Volume of oxygen = 425 ml = 0.425 L  Pressure = 0.899 atm  Temperature = 24°C = 297K R = 0.082057…

Q: What amperage is necessary to plate out 24.5 grams of aluminum onto an object in 12 hours and 35…

A: The quantitative relationship between the amount of electricity passed through a cell and the amount…

Q: Compute 4.659 x 104-2.14 x 104. Round the answer appropriately. Express your answer as an integer…

A: From given  We are going to subtract the two values given and round off to their significant figures

Q: MULTIPLE CHOICE NUMBERS 1-5

A: Dear student the answer for five multiple choice question is given below.,    The Brønsted-Lowry…

Q: The line described by a linear regression attempts to a. pass through as many points as possible.…

A: The regression line is used to study the relationship among two or more variables and observe the…

Q: What is the numerical value of (2.1 x 104)(4.0 x 10-2)?

A: Given :- (2.1 x 104)(4.0 x 10-2)  To calculate :- The numerical value of the above multiplication

Q: Compute 9.3456 + 2140.56. Round the answer appropriately. Express your answer numerically using the…

A: As the rule says we have to round off to the least no. of decimal places while adding or…

Q: Type the number 8.75 x 10-4 in standard notation. Express your answer using standard notation.

A: Standard notation means number written in extended form.

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.