(4.4 x 10⁻⁷)(6.1 x 10⁻³)   (9 x 10⁶)(8 x 10⁻⁴)   (5.3 x 10⁻³) + (6.8 x 10⁻¹)

Q: Convert the following to ordinary decimal numbers 4.995*10^0 8.712*10^1

A: The transformation of scientific notation into corresponding decimal numbers can be done using…

Q: Kmax = (6.63x1034 J.s) (7.09x10¹4 s¹)-(2.17x10 J) h. y = 2.25×108 m/s 3.00×108 m/s 1.

A:

Q: Determine the slope of this line. Calculate Ea KJ / mol The slope is y = 7097.3x - 17.85

A:

Q: Complete the table below relating the values. Each value is =0, >0, or <0

A: We have knowledge about two equations: One is Nernst Equation according to this, Second is…

Q: 5. Perform the following calculations using your calculator: a. (3.21 x 104) (6.59 x 103) = 6.24…

A: a. 3.21×104 ×(6.59×103)     =211539×103 b. 6.24×103/1.95×104     = 0.32

Q: (4.8 x 10-14 ) (2.0 x 109) in scientific notation

A: (4.8 x 10-14 ) (2.0 x 109) in scientific notation

Q: 1. Mg + ip- X+ a 2. Co + H- X+ Co 3. 2U+ in- Kr + Ba + 3 X 235 4. Cr + a- X+ ¿n 5. 200 - 2F + X

A: Question belong to nuclear chemistry. We will balance the chemical reaction according to the rule of…

Q: Convert 3.09 x 10^-3 m to the equivalent length in nanometers 3.09 x 10^-3 m =

A: In this question, we will Converted m to nm unit  You can see details Solution below.

Q: The single proton that forms the nucleus of the hydrogen atom has a radius of approximate 1.0x10-13.…

A: Volume of nucleus and Hydrogen atom is determined as given below,

Q: Calculate the difference between the numbers. (9.330 x 10-4) – (2.674 × 10-³) = * TOOLS x10

A: To calculate the difference between two numbers.

Q: Shonda’s car gets an average of 27 miles per gallon. Gas costs $2.25 per gallon and she drives 892…

A: Total distance covered is 892 miles. Distance travelled for 1 gallon is 27 miles. Cost of 1 gallon…

Q: Express these non-exponentially, and choose the unit and prefix that works best: 2 x 10-3 s 1.5 x…

A:

Q: Convert (3.706x10^9) feet to zulbars (Zb).  Some conversions: 5280 feet = 1 mile; 1 furlong = 10…

A:

Q: Absolute zero is the point at which Oa. a straight-line graph of 1/V versus P at constant T…

A: When we make a graph of V vs T then graph comes straight line .  There are two cases  When…

Q: Complete each row of the table below by filling in the missing prefix or missing exponent. J 1 n J…

A:

Q: Write the number of significant figures in the number on the line.           0.0240 ________…

A: We follow the below-assigned rules to find the number of significant figures in any measurement.

Q: Perform the following calculations and round off the answers to the proper number of significant…

A: This is a simple addition , multiplication and division.

Q: 1.012 x 10-3 J (0.017456 g) (298.3682 – 298.3567) K J g. K

A: The given calculation is as follows: 1.012×10-3 J0.017456 g 298.3682-298.3567 K=?

Q: Change 50 degrees Fahrenheit to Celsius

A: Both Celsius and Fahrenheit are scale used for temperatures.

Q: Question 8

A: In a chemical reaction, one substance reacts with other substances and new products are formed.…

Q: The average heart beats 74 times per minute. How many times will the heart beat in 6.4 days?

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Q: The radius of a helium atom is 31 pm. What is the radius in nanometers? (pico = 10-12; nano = 10-9

A: This question can be solved easily via dimensional analysis.

Q: (9 x 10⁶)(8 x 10⁻⁴) (4.4 x 10⁻⁷)(6.1 x 10⁻³)

A: (9×106)(8×10-4) =72×106+(-4)= 72×102 =7.2×103.

Q: HCI NH2 МАС ВАС NH2 KI NaNO2 HCI, 0 degrees C RAC PAC JAC

A: The reactions given are,

Q: 0.26 kg x = 2.6 x 10° µg Answer Bank 1g 1 x 10 ug 1 g 1 x 10-3 kg 1 x 10 kg 1g 1 x 10° µg 1g

A:

Q: How many miles in 1.589x10^12nm? 1cm=2.54 12in=1ft. 1mi=5280

A: 1 mile = 1609.344 m 1 nm = 10-9 m   [ nm = nano metre ] Given value is 1.589×1012 nm Convert this…

Q: Water is dispensed from a fountain at the rate of 100 milliliters per 5.25 seconds. How many gallons…

A: Given that the rate of dispensed = 100 mL/5.25 sec Therefore, dispensed rate per second = 19.0476…

Q: 1. Convert 6.4 decades to seconds. (24 hours 6.4 decades x ( 10 jo years)x(305 days) x 60 minutes…

A:

Q: 1s 2s 2p 1s 2s 2p @ 000 1s 2s 2p (11 1s 2s 2p

A: Pauli Exclusion Principle states that no two electrons in the same atom can have  all the  four…

Q: Compare the surface area and volume of 1/8-inch, 1/4-inch, and 1/2-inch diameter rusty spheres using…

A: To calculate the Total area and total volume , we need radius of sphere . As we have given diameter…

Q: (7.90× 10-) (1.87 × 10*) x 10*) = 10°). 8.09 x 10-4 9.17 x 10° – 1.87 × 105 (3.19 x 10°) (9.17 ×…

A: First we  need simplicity of power after it we do our complete calculation.

Q: 16.0 x10 3. 4.0 x 10-5 K[0.200]m[0.10o]" m=? K[0.100]"[0.100]n

A:

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

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

Q: 6. (1.33 x10^5) - (4.9 x 10^4) =

A: The values to be added or subtracted should have the same units or powers raise to base 10 value.…

Q: Weight of Coin 1 (g) Weight of Coin 2 (g) Weight of Coin 3 (g) Weight of Coin 4 (g) Weight of Coin 5…

A: The mean is the average of all the values in a dataset. Standard deviation is a statistic which…

Q: 1.285 x 10^-2 + 1.24 x 10^-3 + 1.879x 10^-1

A: Value of 1.285 x 10^-2 + 1.24 x 10^-3 + 1.879x 10^-1 in correct significant digit?

Q: determine that a 5.0 mL solution of CuSO4 has a mass of 5.76g. The solution is evaporated to dryness…

A: Volume of solution = 5.0 ml Mass of CuSO4 solution = 5.76 gm Mass of solid after evaporation  = 1.01…

Q: A nurse measures the volume of a drop of medicine. The volume of 1 drop of medicine is 1.41 mL .…

A:

Q: 5 -20 1.3 x 10 1 x 10-20 IS 3.6 x 10-29

A: It is given as, H2S⇌2H+ +S2- The H+ concentration is given as, H+=1+0.1×2H+=1+0.2H+=1.2M

Q: CONVERT DEGREES CELSIUS TO FAHRENHEIT 1- Fórmula: °F = (°C · 1.8) + 32 To calculate how many degrees…

A: here the calculation of temperature given,  The temperature has three units, Fahrenheit, Celsius,…

Q: L f (x) dx

A: Definite Integral always tells us about the area under the curve within given limit.

Q: Convert 7.61 x 10-3 m to the equivalent length in nanometers. 7.61 x 10-3 m = nm * TOOLS x10

A: Given : 7.61 × 10-3 m To find : Equivalent length in nanometres Solution : Unit conversion is one of…

Q: f) 0.0000010 1x10^-6 h) 7.00

A:

Q: Carry out each calculation and give the answer using the proper number of signifi cant fi gures. a.…

A: We are authorized to answer three subparts at a time since you have not mentioned which part you are…

Q: If you have 6370 km When you convert that to meters how do you get 6.37 x 10 ^6 ?

A: Kilometre is unit of distance. It is denoted by symbol Km. Other units of distance is meter.

Q: A runner want to run 11.2 km. Her running pace is 6.7 mi/hr. How many minutes must she run?

A: Total distance she wants to run = 11.2km Speed of runner = 6.7 miles/hour  We have to find the time…

Q: A sprinter set a high school record in track and field, running 200.0 m in 20.5 s. what is the…

A:

Q: 16.0 x10-5 3. 4.0 x 10-5 K[0.200]m[0.100]" K(0.100]m[0.100]n m=?

A: Given

Q: 1.17 x 102 M 1.1 x 10-5 M/min 1.91 x 102 3.83 x 102 1.8 x 10-5 3.6 x 10-5 O 1.3 x 107 O 45 O 66

A: 1) from the unit of rate constant,  it is 1st order kinetics,  So, rate law is, Rate = k[C2H6N2]

Q: Perform the follwing calculations and round off the answers to the proper of significant figures.…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

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.