Write each of the following in scientific notation:a. 425 000                          b. 0.000 000 86

Q: Round of to 2 decimal points with units. When the human body is exposed to extreme cold,…

A: (1) Given that - Body temperature due to hypothermia = 28.5°C  Then, this temperature can be…

Q: What is the mass in grams of a 34 oz salt? Local gravity is 9.65 m/s2? Put a free body a diagram or…

A: The mass of a body is the absolute quantity of matter in it. It is usually expressed in kilograms in…

Q: The following question is from my textbook practice questions. It is shown in the photo below.

A: In 1H NMR, we get separate signals for that each hydrogen which is in different electronic…

Q: The bathtub in the residential suite of the White House had to be enlarged for Warren G. Harding…

A: #(a): Since we have to fill up to the rim of the bathtub, we have to completely fill the bathtub.…

Q: 17.050 grams ofO, gas have a volume of 6.867 liters and a pressure of 8.00 atmospheres. What is the…

A: We can calculate temperature by using ideal gas equation.

Q: What is the correct scientific notation for 0.00541cm? Use "E" to indicate the base (x10).

A: Given, 0.00541 cm = 541/ 100000 cm = 5.41 * 10-3  cm = 5.41E-3 cm

Q: e-Laboratory Questions Define specific gravity. What units are used for specific gravity?

A: The specific gravity is define as the ratio between the density of an object, and a reference…

Q: Convert the following: a) 35 Mg to pg b) 25 cL to gal. c) 75 kg/m3 to lbs/ft3 d) 40 oF to K

A: a) 1 mg = 1×109 pg Hence, 35 mg to pg is, = 35 mg × (1×109 pg) = 35×109 pg

Q: A rubber stopper weighing 8.544g displaces 7.0 mL of water in graduated cylinder.Refer to Example…

A: The amount of a substance present in a particular volume space is called the density of that…

Q: Graph Analysis Individual Assessment Provide clear and concise explanation for each of the question…

A: BC (2) and DE (4) represent phase transition of the system.

Q: nat is the reading from this graduated cylinder? 8. 6

A: In case of transparent liquid we see lower meniscus.

Q: T Part A Convert 34.0 C to dogrees Fahrenheit. Express your answer numerically In degrees…

A: Part A,  Given,  Temperature= 34.0°C Relationship between °C( degree Celsius) and F( Fahrenheit);…

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: 1.You want to make sure your incubator is operating at the correct temperature of 370 C; so you…

A: We have to find the relative and average deviation.

Q: Aglass apparatus contains 26.040gof water when filled at 25 °C. At this temperature, water has a…

A: The volume of the apparatus is equal to the volume of water that can be filled in the apparatus. The…

Q: Does the amount of mentos affect the circumference of the balloon?

A: This process is known as fermentation. The trapped CO2 accumulates inside the balloon, slowly…

Q: The weight per unit volume of a liquid at a standard temperature and pressure is called Select one:…

A:

Q: Use your calculator to determine the answer to the following calculation: 1.0×10-15 4.2x10-7 Express…

A: This is very normal calculation, division and equate power.

Q: Calculate each of the following temperatures: a. 58.0 °C to in kelvins b. -89.2 °F to Celcius

A: The formula for the conversion of Celsius to Kelvin temperature is given below,Celsius to Kelvin:K =…

Q: 15 8. Look carefully at the picture on the right-hand side. (a) Name four GOOD things which you can…

A: This picture demonstrates a boy who’s performing Titration in his chemistry lab.…

Q: 1.43 to scientific notation

A: The way that is used to express very large numbers or small numbers into simplest form or can say…

Q: A balloon has a volume of 2.6 liters at 24.0°C. The balloon is heated to 48.0°C. Calculate the new…

A: Given A balloon has a volume of 2.6 liters at 24.0°Ci.e. initial volume of gas =2.6 Linitial…

Q: In lab, you determine that the mass of a Florence flask and a piece of aluminum foil weig 39.852 g.…

A:

Q: Convert into scientific notation

A: Given :- 2120000   To convert :- above value to scientific notation

Q: Show all pertinent calculations. Express final answer up to 4 decimal places I. STANDARDIZE THE…

A: Given: weight of KIO3 = 0.5325 g Volume of KIO3 =250 mL To complete the following table: Standardize…

Q: 10. Which object below is achiral? a) glove b) shoe c) scissors d) sphere

A: Chiral objects are non-superimposable mirror images of each other.

Q: A chemistry student needs 15.00 g of acetone for an experiment. She has available 1.0 kg of a 39.1%…

A: Solution contains 1.0 kg of 39.1% (w/w) of acetone in chloroform means in 100 g of solution contains…

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

A:

Q: 1. Convert 37.8 kg into mg. (Express this in scientific notation and SHOW YOUR WORK)

A: Both kg and mg are two units of weight. These are used to expressed the weight of substance.  When a…

Q: 6. Soru Choose the name of equipment is given below used to measure the mass in laboratory. A)…

A: Mass is a measure of amount of Matter in an object. In laboratory, we need an instrument to measure…

Q: F to C

A:

Q: Match the unit abbreviation with the quantity being measured cm mL g/mL C bb mol °℃ atm [Choose]…

A:

Q: Part A Find the food caloric content of peanut butter. Express your answer using two significant…

A: Peanut butter contain carbohydrates, fiber, protein, fat. Out of all these fat contain maximum…

Q: A dose of aspirin of 5.0 mg per kilogram of body weight has been prescribed to reduce the fever of…

A:

Q: Write each of the following in scientific notation, keeping the sig figs from the standard value: a.…

A: Scientific notation: Express any large or small value in the terms of a base of 10.

Q: 13. A stream flows at a rate of 10.4 liters per hour. Convert this rate to cubic meters per day.…

A: Given, 10.4 L/hr

Q: When you recorded t

A: Accuracy and precision are important to calculate the desired value which are easy to calculate and…

Q: 13.5 % sucrose by mass Express your answer using two significant figures. να ΑΣφ 6.0

A:

Q: answer in scientific notation and include correct number of sig figs. cm^2 to m^2 to µm^2 44.2 cm2…

A: Here, we have to convert 44.2 cm2 to µm2.

Q: The time of outflow of a gas through a small opening is 43.3 mins, while that of an equal mass of…

A:

Q: What is scientific notation of 0.0778507606?

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

Q: An experiment requires 18.0g of cyclohexane, which has a density of 0.7781 g/mL at 25 C.what volume…

A:

Q: 12.4 mL of a urine sample has a mass of 0.13 g. What is the specific gravity of the sample. Report…

A: we have to calculate the specific gravity of urine sample

Q: 24. What is the meniscus? What is its significance to volumetric measurement? How does the metric…

A: Meniscus = Meniscus is the curve on the top of the liquid present in a container. The curve is…

Q: A sample of dry air is trapped in a cylinder with a mc temperature is 120.0°C the volume of the…

A: Given V1 =19.5 ml T1=393K V2 =15.5 ml T2=?

Q: Fill in the missing part of this equation. 56. cm mm

A:

Q: Perform each of the unit conversions shown below: a) 1.35 kg/m³ to g/L b) 8.34 × 10-3 nm? to m? c)…

A: The given unit conversions are determined as shown below,

Q: Part D Review Com Ajar contains 0.20 kg of olives. How many grams of olives are in the Express your…

A:

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.