The acceleration that is generated when an object moves on a circular track is  A) gravitational B) torque C) momentum D) centripetal

Q: the few point temperature

A:

Q: If the temperature increases, does the motion of particles increase or decrease?

A: Interpretation - If the temperature increases, then motion of particles increase or decrease is to…

Q: Approximately 75 milliliters of blood is pumped by a normal heat at each beat. Assuming as average…

A: Volume of blood pumped in one beat = 75 mLNumber of beats in one minute = 72Thus, volume of blood…

Q: Which of the following describes the illustration of the term in the liquid-drop model? A. Volume…

A:

Q: I still do not understand , mathematically, why this is the system we should use and how it is…

A: The pKa can be taken in the range of pH ± 1

Q: 11. Together, liquids and solids constitute the , phases of matter. A. compressible B. condensed C.…

A: Intermolecular forces refer to the type of interactions which are present in between atoms or…

Q: TABLE OF RESULTS Time (minutes) Temperature ("C) Phase of water Solid Solid/Liquid 2 Solid/Liquid 3.…

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Q: How does a state describe the macroscopic view of the system?

A: How does a state describe the macroscopic view of the system has to be given,

Q: Clearly explain how you could use the displacement method to determine the density of an irregular…

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Q: All physical changes can be identified at a macroscopic level.   True or False

A: Physical changes are the changes affecting the form of a chemical substance, but not its chemical…

Q: What is the temperature of the air in the tire

A: At constant volume, the pressure of a gas is directly proportional to the temperature.

Q: are one space apart on th

A: When species have Hydrogens and it's Hydrogen atom removed in H(+) ion then this species called Acid…

Q: Why is the density of Metals is more than another materials?

A: Density Density depends on the mass and the number of particles packed into a given volume.

Q: Use the following graphs to answer the question below. А. В. С. y y y X X Identify the graph that…

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Q: Density of solid substance of any shape

A: Density of solid substance of any shape can be determined by only two parameters I) mass of the…

Q: Describing the relationship between the melting time for an ice cube and amount of salt sprinkled on…

A: Based on the given statement we need to define what type it is.

Q: process represented by the equation C10H8(s) → C10H8(l) is

A: There are various processes by which matter can change its states. From solid ---> liquid.…

Q: normality

A: normality is defined  as the number of gram or mole equivalents of solute present in one litre of a…

Q: Cite the evidence that indicates that only physical changes occur when a platinum wire is heated in…

A: Physical change means any kind of change of a substance's form like size, colour etc. without being…

Q: What happens to the gravitational force between two objects if the distance between them increases?…

A: Gravitational force is the universal force of attraction acting between all matters.

Q: When heated, solid copper(II) carbonate decomposes to solid copper(II) oxide and carbon dioxide gas.…

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: elative error in the temperature change.

A:

Q: ppen to the temperature?

A: Ideal gas equation,  PV = nRT  At constant volume,  Temperature is direactly proportion to pressure…

Q: ne speed of light in

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Q: Summarize why it is important for chemists to study changes in the world ata submicroscopic level.

A: Chemistry is essential for fulfilling our basic needs like food, water, shelter, clothing and many…

Q: In a solar box cooker sunlight falls on the and the food gets cooked by absorbing heat energy.

A: Mirror is used in a solar cooker to increase the radiation input on the absorbing space and is fixed…

Q: Melting point of fat is and melting point of oil is

A: Fats and oils are mixtures of triglycerides. Chemically, triglycerides of unsaturated fatty acids…

Q: To be able to get for the slope of a linear graph, we can use the formula

A: A slope or a curve or linear line or gradient of a line is a number that describes both the…

Q: States of matter are distinct forms that different phases of matter take on. How many physical state…

A: Solution - States of matter are distinct forms that different phases of matter take on. 3 physical…

Q: The changing of a liquid to a solid is called

A: ANS : FREEZING  LIQUID TO SOLID  FOR EXAMPLE WATER(liquid) INTO ICE (solid) FREEZING POINT OF WATER…

Q: Air is a mixture of many gases, primarily nitrogen, oxygen, and argon. Could distillation be used to…

A: Air is a mixture of many gases, primarily nitrogen, oxygen, and argon. Could distillation be used to…

Q: (b) Manuel is driving at a constant speed. He then slows down to pass an accident. After passing it,…

A: Option C. Is correct.  As per statement, Manuel is driving at constant speed. He slows speed to pass…

Q: Its saying its wrong and to use a different tempature scale?

A: To convert the final temperature calculated in kelvin to °C.

Q: Which of the following is a (011) plane? (A) (B) (C) - y

A: 011 Plane.   To find the 011 plane, we have to move to from the origin/center to 0 units in the x-…

Q: You have a sample of a pure substance at a high temperature and high pressure. It has a density…

A: State of matter best describing the substance is :

Q: vizualize the connection for the description of motions in the sections and give answer in the blank

A: 1. Scientist who proposed 2. Model name a.) John Dalton     Dalton Atomic Theory b.) Ernest…

Q: Gases are compressible and have a density that is much higher than liquids and solids.

A: 8 Gases are low density than solid. In solid have more density than gas and liquid because the…

Q: phases of matter (solid, liquid, and gas) is NOT correct? a. All three phases consist of particles…

A: 1) The solid phase consists of vibrational motion of molecules. Liquid and gasious phase consists of…

Q: Physical changes may be reversed by changing the temperature. Select one: O True O False

A:

Q: IV. MARBLE RACE 1) In the same size of drinking glasses/plastic cups, pour equal amounts of water,…

A: In the same size of drinking glass/cup,equal amount of water,milk,vinegar, cooking oil,diswashing…

Q: Graph the information

A: The data is given as, Volume Pressure 33.41 15.40 8 64.31

Q: As ice is heated, the two states of matter that are observed immediately after are and which sit on…

A: Ice is at 0°C temperature. When it is heated it immediately have two states of matter.

Q: the movement of solid, liquid and gas molecule of water when the temperature rise up and cool down?

A: Water has the three states of matter as Solid (Ice), Liquid (Water) and Gas (Water vapors).

Q: Part A When iron rusts, solid iron reacts with gaseous oxygen to form solid iron(lII) oxide. Enter a…

A: The balanced chemical reaction has to be given.

Q: of potential energy or kinetic energy.

A: Potential energy is defined as the energy possessed by the body by virtue of its position (energy…

Q: How would you define conceptual problem solving in your own words?

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

Q: When iron rusts, solid iron reacts with gaseous oxygen to form solid iron (iii) oxide. Enter a…

A: Given : The reactants are 1) solid iron i.e Fe (s) and 2) gaseous oxygen i.e O2 (g) And the product…

Q: Observe the type of connection in your home. Which are connected in series? Which are connected in…

A: In a house, there are numerous electrical apparatuses that need to run autonomously of one another.…