Pick an item from your bathroom and list two physical properties and one chemical property of the item.

Q: B 16. Which one of the processes listed below describes a chemical (rather than physical) change? a.…

A: There are two types of changes occur in the chemistry. Physical change and Chemical change. In a…

Q: Classify each of the following as a physical change or a chemical change. For each chemical change,…

A: Physical change is the rearrangement of the molecules ( composition remains same) In Chemical change…

Q: Differentiate between Intensive Property and Extensive Property? Give an example of each?

A: Matter is said to be anything that has the ability to occupy volume and has mass also.…

Q: Identify each of the following as an element, homogeneous mixture, heterogeneous mixture, compund,…

A: The following things can be classified on the basis of the nature of the condition given .  Element…

Q: Both a mixture and a compound are combinations of substance. So explain how they are different

A: Compounds  - These are the substances that  are made up of more than one type of atoms. Mixture…

Q: Propane gas (C3H8), has a boiling point of -42.0oC and ignites in the presence of oxygen. Do these…

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Q: Which statement describes all chemical changes, but not all physical changes? O Bubbles are…

A: The statement which describes chemical changes has to be given,

Q: 1.If the temperature is 20. °C, what is the corresponding temperature on the Fahrenheit scale?…

A: Physical property is the substance inherent property. To get this no need of the change in chemical…

Q: Complete the following operation and determine the correct answer using the appropriate number of…

A: Numbers with decimals have some significant and some non significant figures.  All non zero digits…

Q: Which of the following is not a physical change? Frying an egg Boiling water Liquefying oxygen…

A: Physical change is the process where the apperance of the matter or the state of matter changes. But…

Q: On hot days, you may have noticed that potato chip bags seem to “inflate” even though they…

A: Given,  The volume of bag inside the gas station is 250. mL and car which has a temperature of 60.5…

Q: Place the following metric prefixes in order from the smallest value to the largest value: deci,…

A: To place the metric prefix in smallest value to the largest value, deci, kilo, centi, micro, mega,…

Q: A 25.00 gram sample of an unknown metal initially at 99.0 degrees Celcius is added to 50.00 grams of…

A:

Q: The officers of a high school senior class are planning to rent buses and vans for a class trip.…

A: Detailed explanation:Step 1: Understand the Problem There are two categories of vehicles to think…

Q: The specific heat capacity of gold is 0.129 J/g°C.  Calculate the change in temperature (ΔT) when…

A: Specific heat capacity (c) is the amount of heat required to increase the temperature of per unit…

Q: Write “physical change” or “chemical change” next to the following statements. Burning of gasoline…

A: The change in the form of a substance without changing its identity is called as physical change. A…

Q: The Statue of Liberty is made of copper metal. Copper metal has the physical property of being…

A: The statue iof liberty is made of  copper metal. Over the periods  the copper has gone through a…

Q: Burning one gram of gasoline produces 47.9 kJ of energy. Express the heat energy In kilocalories (…

A: The given information is as follows: The gasoline produces energy = 47.9 kJ The energy produced in…

Q: Your 50 mL beaker has a mass of 6.51 g. You add 10.00 mL to the 50 mL beaker and now the total mass…

A: Given,     50 mL beaker has a mass of 6.51 g. You add 10.00 mL to the 50 mL beaker and now the total…

Q: Explain the difference between a pure substance and a mixture?

A: A pure substance is composed of only one type of atoms or molecule.  Example: Distilled water

Q: A 25.00 gram sample of an unknown metal initially at 99.0 degrees Celcius is added to 50.00 grams of…

A:

Q: Put a pinch of salt and sugar in a glass half filled with water. Stir the mixture to dissolve the…

A: When a mixture of salt, sugar and water is stirred, the salt and sugar (solutes) get dissolved in…

Q: a student obtains a sample of a sand/salt mixture in a test tube. home weighs the test tube with the…

A: The weight consists of two term Sample and test tube .

Q: Pure helium gas is used in many industries in its liquid form as a refrigerant that allows for the…

A: A substance is said to be an element if it contains only one kind of atoms. A substance is said to…

Q: Convert 10000 milligrams into pounds; Convert 1000 inches into meters; Convert 7.5 gallons into…

A: Conversion of units is the conversion between different units of measurement for the same quantity.

Q: most of the materials around us are composed of mixtures of pure substances. What do you call a…

A: ANSWER : Mixture  A mixture is a physical blend of two or more components, each of which retains its…

Q: Your 50 mL beaker has a mass of 6.29 g. You add 10.00 mL to the 50 mL beaker and now the total mass…

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Q: In the lab, a cube of granite has a mass of 11.5 grams and its temperature rises from 21.2°C to…

A: The key to solving the problem of calculating heat absorption is the concept of specific heat…

Q: A 25.00 gram sample of an unknown metal initially at 99.0 degrees Celcius is added to 50.00 grams of…

A: Given data contains, Mass of unknown metal = Mm = 25.0 g Initial Temperature of unknown metal =Tm =…