What elements are in solid copper?

What elements are in solid copper?
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Description : What is Copper(i) nitrate reacts with solid zinc in a single displacement balanced equation?

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Which of the following is a crystalline solid? a) Copper b) NaCl c) Zirconia d) All of abovee solid? a) Copper b) NaCl c) Zirconia d) All of above

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Ten coulombs of charge are placed on a solid copper sphere. Once the charge has come to rest, the ELECTRIC POTENTIAL inside the sphere is found to be: w) zero x) uniform inside the sphere and equal to the electric potential on the surface of the sphere y) smaller than the electric potential outside the sphere z) varying as one over r squared

Description : Ten coulombs of charge are placed on a solid copper sphere. Once the charge has come to rest, the ELECTRIC POTENTIAL inside the sphere is found to be: w) zero x) uniform inside the sphere and ... the sphere y) smaller than the electric potential outside the sphere z) varying as one over r squared

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Ten coulombs of positive charge are placed on an irregularly-shaped, solid piece of copper. Once the charge has stopped moving, the electric field inside the copper is: w) zero x) changes as one over the radius squared y) becomes smaller as you approach the center z) becomes larger as you approach the center

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Description : For a single phase overhead line having solid copper conductors of diameter 1 cm, spaced 60 cm between centers, the inductance in mH/km is?

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Last Answer : (b) microfilaments

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Last Answer : C) Widely differing electronegativity

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Last Answer : A Different structural forms of an element 

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Description : Elements that exist in two or more distinctly different solid forms are known as: w) azeotropes x) allotropes y) isotopes z) isochores

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What elements are in copper sulfate?

Description : What elements are in copper sulfate?

Last Answer : There are two copper sulfate compounds, copper(I) sulfate with the chemical formula Cu2SO4, and copper(II) sulfate with the chemical formula of CuSO4. The elements that make up these compounds are copper (Cu), sulfur (S), and oxygen (O).

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Which among the following elements increases the absorption of water and calcium in plants? (1) Manganese (2) Boron (3) Copper (4) Molybdenum

Description : Which among the following elements increases the absorption of water and calcium in plants? (1) Manganese (2) Boron (3) Copper (4) Molybdenum

Last Answer : (2) Boron Explanation: Boron increases the absorption of water and calcium in the plants. It helps in the metabolic activities in plants. Boron is necessary in order for sugar to move through protoplasmic membranes.

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Description : Since fuse elements are made of zinc or any alloy of tin and lead, the melting point of the fuse element must be _____________. A. higher than that of copper B. lower than that of copper C. equal to that of copper D. reached when the conductor it is protecting becomes 'white hot.'

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Description : Why cannot a copper wire be used to make elements in electric heater?

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Last Answer : b) Sodium

Which of the following elements is not essential element of plants but proves to be beneficial for some plants?a) Boron b) Sodium c) Iodine d) Copper

Description : Which of the following elements is not essential element of plants but proves to be beneficial for some plants?a) Boron b) Sodium c) Iodine d) Copper

Last Answer : b) Sodium

Which of the following elements plays an important role in biological nitrogen fixation? (a) Copper (b) Molybdenum (c) Zinc (d) Manganese

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Last Answer : b) Molybdenum

The heating elements of electric irons are made of (A) Copper. (B) Nichrome. (C) Constantan. (D) Aluminium.

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Last Answer : (B) Nichrome.

Explain the effects of following chemical elements on iron. i) Copper ii) Phosphorus iii) Manganese

Description : Explain the effects of following chemical elements on iron. i) Copper ii) Phosphorus iii) Manganese

Last Answer : Effect on iron:  i) Copper: it improves the resistance to atmospheric corrosion. It strengthens steel. It may be added to improve formability. It improves pains adhesion  ii) ... Manganese:it increase tensile strength, abrasion resistance, hardenability and toughness . it decrease weldability. 

Which of the following elements is found in the earth's crust as both a native element and as a compound? w) argon x) copper y) chlorine z) silicon

Description : Which of the following elements is found in the earth's crust as both a native element and as a compound? w) argon x) copper y) chlorine z) silicon

Last Answer : ANSWER: X -- COPPER

Which among the following elements increases the absorption of water and calcium in plants ? (1) Manganese (2) Boron (3) Copper (4) Molybdenum

Description : Which among the following elements increases the absorption of water and calcium in plants ? (1) Manganese (2) Boron (3) Copper (4) Molybdenum

Last Answer : Boron