3 NO2 (g) + H20 (1) → 2 HNO3 (aq) + NO (g) Express your answer using one decimal place.

Q: Is the underlined part of the macroscopic domain, or the microscopic domain of chemistry ? the…

A: The physical properties of matter can be viewed from either the macroscopic and microscopic level.…

Q: Suppose that a liquid is 10 times denser than water. Part A If you were to sip this liquid at sea…

A: GivenThe atmospheric pressure= 1atmg = 9.8m/s2d2= 10d1d1= 1g/cc

Q: The average time it takes for a molecule to diffuse a distance of x cm is given by  t=(x^(2))/(2D)…

A: Given,Diffusion coefficient of glucose is 5.70 ×10−7 cm2/s. X is 11.5micrometer.

Q: A person's heartbeat is 66 beats per minute.  If his/her heart beats 3.1e9 times in a lifetime, how…

A: The heartbeat of the person is = 66 beats per minute Total heartbeat in lifetime is = 3.1e9 The…

Q: Questions: 1. Based from the given problem, What is the molecular weight  of the tartaric acid…

A:

Q: A chemist makes 300. mL of potassium dichromate (K,Cr,0,) working solution by adding distilled water…

A: Answer:- This question is answered by using the simple concept of dilution of concentrated solution.…

Q: Liquid nitrogen, which is often used as a coolant for low temperature experiments, has a boiling…

A:

Q: 2+ 2 Fe+ (aq) + 3 Sn(s) → 2 Fe(s)+3 Sn²† (aq) Express your answer using two significant figures. ΑΣΦ…

A:

Q: Perform the following set of operations and choose the alternative that expresses the result to the…

A: • The given expression is,        (1.5 × 10-4 * 61.3 ) + 2.01     • We need to write the result of…

Q: 4 NO2 (g) + 2 H2O (1) + O2(g) → 4 HNO3 (aq) Express your answer using one decimal place.

A:

Q: The normal level of urea nitrogen in adults is 7-18 mg/dLmg/dL. What is this range in ppmppm?…

A: Given : The normal level of urea nitrogen in adults is 7-18 mg/dL. What is this range in ppm?

Q: (5.985 mmmm )(7.3 mmmm ) Complete the operation and express the answer with the appropriate number…

A: Hello. Since the question contains more than three sub-parts, the first three sub-parts shall be…

Q: Wt of precipitate (Silver chloride) MW of silver nitrate MW of silver chloride Meg silver nitrate…

A:

Q: Which of the following will have 1 decimal place in the correct answer? O 145 cm + 76.9 cm O 1.23 cm…

A: Answer: In addition and subtraction operations, number of significant figures to the right of the…

Q: One common bathtub is 13.44 dm long, 5.920 dm wide, and 2.54 dm deep. Assume that the tub is…

A: Given: The length, breadth and height of a rectangular bathtub is 13.44 dm, 5.920 dm and 2.54 dm,…

Q: Complete the following calculation and express the answer with the correct number of significant…

A: To solve this question, first solve the numerator part and round off answer to least decimal place.…

Q: The output of a plant is 4335 pounds of ball bearings per work-week (a work week = five days). If…

A: Given: Mass of each ball bearing = 0.0113 g Total mass of ball bearings formed in 5 days = 4335…

Q: Straight-chain, saturated carboxylic acids, a class of hydrocarbons, have the general formula…

A: We have to calculate the % by mass of C .

Q: Part A 0.13 M HF (K, = 6.8 x 104) %3D Express your answer to two decimal places. ? ΑΣφ pH =

A:

Q: The volume of the liquid in this graduated cylinder is    6.31mL   6.5mL   6.48mL   6.3mL

A: A graduated cylinder is an apparatus used in laboratories which is quite helpful in measuring the…

Q: 365 days 1 year; 24 hours = 1 day ; 60 sec = 1 min :60 min = 1 hr How many days equal 1.2 r 10°…

A: Here we simply have to divide total seconds by 86400

Q: The density of gasoline is 721 kilograms per cubic meter. What is its specific gravity

A: Specific gravity is also known as relative density. It is defined as the density of the material to…

Q: 10^-2 + 9.92 x 10^-3

A: In multiplication,  significant figure rules in multiplication  , The answer has the minimum number…

Q: Give the name and symbol of the prefixes used with SI units to indicate multiplication by the…

A: "Since there are multiple sub-parts in this question and it is not mentioned that which one has to…

Q: The contents of one 90. lb bag of topsoil will cover 10. square feet of ground to a depth of 1.7 in.…

A: Given : 1 bag of topsoil will cover area = 10 ft2  And the depth covered by 1 topsoil cover = 1.7 in…

Q: If the average American throws away 4.5 lb of trash each day, and the population of the US is…

A: Since, 1)Calculate the trash produced by 311 million people in one day. 2) Calculate the trash…

Q: Give the result of the following calculation to the correct number of significant figures. Express…

A: The significant rules are described as follows: 1. In addition and subtraction, the significant…

Q: If the average American throws away 4.5 lb of trash each day, and the population of the US is…

A: Given: Population of US is 311 million. Amount of trash thrown by an American is 4.5lb.

Q: Carry out the following calculations, making sure that youranswer has the correct number of…

A: Significant figures:   Significant figures /digits are the numbers that have proper significance to…

Q: Perform the following calculations to the correct number significant figures. (23.4813 x 2.52) +…

A:

Q: I need the inverse of each volumes  Volume 1:  10.0 nm Volume 2:  6.0 nm Volume 3:  14.4 nm…

A: 1) Raciprocal of 10.0 nm     = 1/10.0    =0.100 nm-1 2) Raciprocal of 6.0 nm   = 1/6.0   =0.1667…

Q: If a temperature scale were based on the freezing point(5.5°C) and boiling point (80.1°C) of…

A: Given data:   Freezing point of benzene = 5.5oC      Boiling point of benzene = 80.1oC Number of…

Q: An empty Erlenmeyer flask weighs 241.3 g. When filled withwater (d=1.00 g/cm³), the flask and its…

A: Given data:   Mass of Erlenmeyer flask = 241.3 g                  Density of water = 1 g/cm3 Mass of…

Q: d) 3.X CN -> くN e) GN ミ」

A:

Q: use all applicable rules of sig figs and rounding to determine the answers:

A: 0.53 x 12.3 x 1.321 = 14.151 All the non zero numbers are significant figures. so Total significant…

Q: The density of silver (Ag) is 10.49 g/cm^3 and that of Nickle (Ni) is 8.9 g/cm^3. A comparison of…

A: Answer is explained below.

Q: 10Br (ag) + 2MNO, (ag) + 16H' (aq)2Mn" (aq) + 8H20(1) + 5Br2 (1) Express your answer using two…

A: An equilibrium constant (K) of a chemical reaction is defined as the constant value of the reaction…

Q: Wt of precipitate (Silver chloride) MW of silver nitrate MW of silver chloride Meg silver nitrate…

A:

Q: Convert 1010 nm to meters.

A:

Q: Table: Data Wt of KHP (g) MW of KHP meg, of KHP Volume of sodium hydroxide solution used (ml)…

A: Given: Data Trial  wt of KHP 5g MW of KHP   meg of KHP   Volume of Sodium hydroxide…

Q: Consider this formula. If z = 4.0 and y = 9.2, what is the value of x? Express your answer to the…

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

Q: Which piece of equipment would you use to measure 7.10 mL of CuSO4 (aq)?

A: The given information says that about 7.10mL of CuSO4 (aq) has to be measured. The given value is…

Q: 2.8 x 4.5039 =? what is the result of the operation expressed in significant numbers?

A: Since we know that according to the product rule , the least number of significant figures are…

Q: ᴀᴄᴛɪᴠɪᴛʏ ₄: ᴅᴇꜱᴄʀɪʙᴇ ᴍʏ ꜱᴛʀᴜᴄᴛᴜʀᴇ ᴅᴇᴇᴘᴇʀ! ᴅɪʀᴇᴄᴛɪᴏɴꜱ: ʀᴇᴀᴅ ᴀɴᴅ ᴀɴꜱᴡᴇʀ ᴛʜᴇ ꜰᴏʟʟᴏᴡɪɴɢ Qᴜᴇꜱᴛɪᴏɴꜱ: ₁.…

A:

Q: What is the significance of determining density and specific gravity in pharmacy practice? Support…

A: Density is the compactness of the substance. Higher density makes the substance heavier for the…

Q: Volume: 200 mL  Diameter = 5.45 cm  Height = 9.72 cm Using the equation V= ??2ℎ, calculate the…

A: Formula used :- V = πr2h

Q: Br2 H,0 DMSO 2013 Pearson Education, Inc.

A: This reaction gives you the halohydrins. Where OH and Br are at anti postions and OH always attack…

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.