Name the device used for measuring the mass of atoms and molecules.

Q: 1 LITER OF WATER INITIAL TEMPERATURETIME TAKEN TO BOI a (J RIAL 1 34 C 6min 14 secs RIAL 2 5min 57…

A: As per given, mass of water = 1L initial temperature for different process are given  final…

Q: 10 kg 15 kg 37° 53°

A:

Q: Now consider the expression 4.0×10^3 + 4×10^2. Determine the values of a and k when the value of…

A: Given expression: We have to determine a and k.

Q: how it arrives with the answer of 1797.510  N or  1.80x10^3 N WITH the values of Q1=10…

A: The force between the two charges is given by  F =k Q Q'r2

Q: these questions are related to each other, you need one to answer the other

A: The correct option is - Option (c)

Q: A strain of bacteria doubles every 5.0 minutes. A single bacterium was place in a sealed Petri dish…

A: The bacteria doubles every 5 minutes and was placed in a petri dish at 9 AM. The agar was completely…

Q: نقطتان )2( A glass cube of side length as shown in the figure below has a mass of 20g. Calculate the…

A: Given data Mass of Glass cube is m=20 g Find the density of the glass.

Q: 1 2 3 6 cm В ст Fig. 2 40 A 10 A 20 A

A:

Q: Any __________ will become a _________ if it is __________ accepted. This belongs to the basis of…

A: We are aksed to fill the blanks

Q: 4 different mathematics books 6 different physics books 2 different chemistry books To be arrange…

A: Take single subject as a one system the 3 system can be arranged by 3!

Q: your hair grows at the rate 1/32 in. per day. find the rate at which it grows in nanometers per…

A: Given  The hair grows at the rate 1/32 in. per day. We have to find the rate at which the hair grows…

Q: When objects have the same volume, the object that has the most mass has the __________ number of…

A: let's say the two objects have masses m1 and m2 (m1>m2), with same volume. Now we have density ()…

Q: Which length better represents the size of molecules made of few (less than 10) atoms? Group of…

A: The maximum radius of an atom is about 105 times the radius of the nucleus which is R=10-15 m .Thus…

Q: Instrument for measuring low temperatures is called   A) Diagometer B) Cryometer C)…

A: Diagometer- It is a kind of electroscope for finding out the conducting power by a body.…

Q: When did physics "come of age" and what did this mean for the profession?

A: To explain about the age of physics and the meaning for the professions.   By the 1930’s American…

Q: In the figure below, the actual mass of a piece of an alloy is 85 g (mass in air) and an apparent…

A: mass of an alloy in air (m) = 85 g apparent mass of alloy in water = 73 g

Q: The 1.8kg gas nitrogen has temperature of 0°C, filled inside 25liter. Calculate the pressure of gas…

A:

Q: The type of energy that relates to the periodic motion of atoms in a molecule relative to one…

A: Given:- The type of energy that relates to the periodic motion of atoms in a molecule relative to…

Q: Which one of the scales listed below is a microscopic scale?

A: Microscopic scale which is used to measure the size of thing which can detect under the microscope.

Q: block of metal is 72g measures 2cm 4cm 6cm calculate the density of metal in SI units

A: Mass of block =72g =0.072kg Volume of block = 2cm×4cm×6cm == 48cm3

Q: Which is/are true about surface tension? The SI unit of surface tension is pound per meter Surface…

A: SURFACE TENSION: Surface tension is a tendency of a liquid at rest to shrink into minimum possible…

Q: In the figure below, the actual mass of a piece of an alloy is 85 g (mass in air) and an apparent…

A: Density of water dw = 103 kg/m3 Let density is dm M = 85×10-3 kg = Vdm  Volumr  (V) = 85×10-3/dm

Q: The following measurements were taken of stacks of 50 coffee filters. Find the average mass of ONE…

A:

Q: What is the name for a representation of the physical world?

A:

Q: A 30 caliber rifle bullet is reported to weigh 120 grains. You have a dozen of these bullets in your…

A: Given,

Q: The relationship between the temperature and the total energy of a system depends on all of the…

A:

Q: Make a descriptive introduction for physical properties of matter

A: Given: Make a descriptive introduction for physical properties of matter.

Q: applications of physics in everyday life

A: Asked: Use of physics in our everyday life

Q: ___ is a unit of length, roughly the distance from Earth to the Sun. A) Light years B) Astronomical…

A: In the given options Light years and Astronomical unit are the units of length. Kelvin is a unit of…

Q: the blood pressure is usually refers to pressure arteries of the systematic circulation True False…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: The question is in the screenshot

A: The speed of the sound, distance travelled and the time taken relationship is given as follows.

Q: Which of the following statements is true? A) Electrodynamics is part of Modern Physics. B)…

A: A) Electrodynamics is part of Modern Physics. Modern physics is a branch of physics that developed…

Q: Review | Constants | Periodic Table Rule for dividing numbers in scientific notation When dividing…

A:

Q: Use the Widmark Equation, , to solve this question. Recall that r = 0.68 for men and r = 0.55 for…

A: The Widmark equation is given as,

Q: smallest. To rank items as equivalent, put an equal signs between them.

A: Refer attachment

Q: Suppose your hair grows at the rate of 1/34 inch per day. Find the rate at which it grows in…

A: Given Data: The rate of hair growth is: r=1/34 inch/day

Q: Doubling the radius of a sphere results in increasing its volume by a factor of a. Correct o b. 8 О…

A: Given information :- Final Radius R = 2 × Initial Radius r               or     R = 2.r where r is…

Q: An investigation determines that a sample of matter can change shape very slowly. The sample changes…

A: In this question : A material is heated and it's shape gets changed but its volume remains fixed.

Q: How does density differ from mass? Mass decreases as density increases. Density is the mass of an…

A: Density of an object is  defined as mass present in  unit volume . Density (d) = M/V  Where ,  M =…

Q: The amount of matter an object contains determines its___________

A: Answer Mass measures the amount of matter in a substance or an object. The basic SI unit of mass is…

Q: A dimensionally homogeneous equation is one in which all the terms have the same units. These units…

A: The given equation is a homogeneous equation. In the homogeneous equation, all the terms have the…

Q: A gram is: O 10-6 kg 10-3 kg 1 kg O 103 kg O 106 kg

A: Given :- gram is equal to

Q: The energy equivalent of 0.5 g of a substance is

A: Given, m=0.5 g=0.5×10-3 kg

Q: What is 75/100 in simplest form?

A: Bydetermine the HCF of the numerator and the denominator which is 25 for both the numbers 75 and…

Q: An object has a mass of 5 gram. The object is placed in a graduated cylinder already containing 2.0…

A: Change in volume  ∆V=7.0 ml-2.0 ml=5.0 ml   Density of object  ρ=m∆V=5 g5.0 ml=1 gml