Predict the result of leaving the anhydrous crystals uncovered overnight.

Q: Using your knowledge on solutions, explain how these rock candies are made.

A: The crystals on each stick of rock candy are unique, much like a mined gemstone. They all come from…

Q: >List four metals that occur as elements in their natural state.

A: Native element minerals occur in nature in uncombined form and they have a distinct mineral…

Q: Rolling a ball up a hill Press F11 to exit full screen Boiling water in a beaker to make steam…

A: Exothermic reactions results in release of energy in the form of heat.

Q: Explain why most metals bend when struck but mostionic solids shatter.

A: Metals and ionic compounds typically form ordered, crystalline solids but both have different forces…

Q: Explain how a geologist might use the flame test to identify a cation from different mineral…

A: A question based on qualitative analysis, which is to be accomplished.

Q: Silver is the best conductor ofelectricity. Hypothesize why silver is not used forelectric wires if…

A: Silver is a transition metal and has electronic configuration 4d¹° 5s¹ in its ground state. The…

Q: 1. Graphene oxide is not a carbon nanomaterial.

A: Particles with a size below 1 × 10-9 m ( 1 nanometer ) are called as nanoparticles or nanomaterials.…

Q: Write a brief summary of what happens when potassium hydroxide is added to aluminum foil

A: ALUMINIUM DISSOLVE IN STRONG BASES LIKE  NaOH,KOH

Q: What is Bakelite? How is it formed? Include equations if possible

A:

Q: Dr. Wong's assistant made the observations below while heating a sample of solid hydrogen. Using the…

A:

Q: Compare and contrast electrolytic materials and metallic materials, and explain how each relates to…

A: Given: We have to describe the difference between electrolytic and metallic material.

Q: How can slaked lime be mixed with a percentage of the water produced to form potassium hydroxide

A: Given that -  Reactant = slaked lime , Ca(OH)2 Product = potassium hydroxide , KOH    If water…

Q: Scientists noticed that the ozone layer was thinning.What was occurring at the same time?

A: Scientists noticed that the ozone layer was thinning and what happens on  at the same time has to be…

Q: Describe the role of impurities such as sulphur and phosphorous on the properties of grey cast iron.…

A: Cast iron is a ferrous metal and iron- carbon alloy having iron as main component. There are many…

Q: Discuss the formation of alloys and its importance

A: Metals are compounds that can lose electrons and have high conductivity.

Q: Which of the following methods is used to determine "dissolved metals" in a water sample? O Digest…

A: Effluents from industries like textile, leather, dyes, paints, electroplating, galvanizing and other…

Q: one of the following is not classified as native element a. diamond b. pyrite c. graphite d.…

A: The element which occurs in nature in uncombined form is known as the native element. Hence the…

Q: Bunsen burner. Draw the parts of the Bunsen burmer and determine the function of each part:

A: The diagram of the Bunsen burner is as follows:

Q: what are refractory materials?

A: Materials that are inorganic non-metallic materials are called refractories.  They can withstand…

Q: actually removing:  a. all of the choices here are acceptable b. the impurities c. the oxides d.…

A: Magnesium ribbons contain a layer of magnesium oxide.

Q: Ancient Romans built often out of bricks and mortar. A key ingredient in their mortar was quicklime…

A:

Q: Calculate the equilibrium number of vacancies per cubic meter for metal X at 448C. The energy for…

A: Given that : Temperature of the metal = 4480C Energy for vacancy formation = 1 eV/atom Atomic weight…

Q: Compared to pure metals, alloys are ...

A: ALLOY IS A MIXTURE OF TWO OR MORE ELEMENTS WITH CERTAIN  FIXED COMPOSITIONS MAJOR COMPONENT IS…

Q: Dr. Wong's assistant made the observations below while heating a sample of solid hydrogen. Using the…

A: A question based on sketching curve for temperature vs time, which is to be accomplished.

Q: Critical point 22,089 Water Ice (liquid) (solid) 101 Triple point 0.6 B. Water vapor I (gas) A…

A: A phase transition is defined as transition from one state of matter (solid, liquid and gas) to…

Q: Just answer question 15 show the step correct by step to step .

A: We konw that,      1 hour=60 minutes      1 hour=3600 seconds      1 minute=60 seconds So,     1…

Q: True or False: Lightning passing through air produces small amounts of Nitrogen Oxide.

A: Nitrogen oxide is a binary compound which is made up of nitrogen and oxygen. It is represented by…

Q: - Identify the purpose of each test in the space provided. a) Benedict’s test b) Seliwanoff's test…

A: Since you have posted more than one question, we will solve only first question for you. If you want…

Q: Using your own words, Discuss the difference between Alloys and composite materials

A: Mixtures are combinations of two or more substances in which each substance retains its chemical…

Q: Detrital sedimentary rocks are classified primarilyc B) type of bedding C) composition A) color on…

A: Detrital sedimentary rocks, also known as clastic sedimentary rocks.  They are formed from the…

Q: which type of model best represents crystals.A space-fill B ribbon C ball and stick D lewis dot

A: Crystals are the highly arranged or ordered structure (microscopic) which forms a crystal lattice.

Q: | 45. Diamonds have a score of 10 on the Mohs scale. Therefore, they are used in grinding belts to…

A: Since you have asked multiple question as per our company guidelines we are supposed to answer the…

Q: name the ore of aluminium.

A: Ore: It is a natural occurrence of rock in which minerals are present with economically significant…

Q: Why is color not an accurate property to use to identify most minerals?

A: Color is not an accurate property to use to identify most minerals.

Q: the melting point of the melting point of your Before a snow storm, salt is applied to roads because…

A: Before a snow storm, the salt is applied to roads. Then we have to find out what about the melting…

Q: 1.22 A match is lit and held under a cold piece of metal. The followingobservations are made: (a)…

A: Physical changes are those in which change is physical appearance takes place like smell, heat etc.…

Q: <p>List the properties of copper that make it appropriate for electric wires and the…

A: Copper is widely used in our daily lives for making electric wires and water pipes.This is because…

Q: For each of the following groups, which metal would youexpect to have the highest melting point: (a)…

A: The transition elements have usually high melting point because these elements have partially fill…

Q: How can we convert glass into quartz?

A: Glass is an amorphous in nature while quartz is crystalline.Quartz can be converted into glass by…