Description : If you rewrite the following word equation as a balanced chemical equation what will the coefficient and symbol for fluorine be nitrogen trifluoride nitrogen plus fluorine?
Last Answer : 2NF3 --> N2 + 3F2
Description : How chemical equation is written.
Last Answer : The reactants and products are separated by arrow. Reactants on left while products are written of right hand side of arrow. The arrow is directed toward products.
Description : A compound X' on heating with excess conc. sulphuric acid at 443 K gives an unsaturated compound Y'. X' also reacts with sodium metal to evolve a colourless gas Z'. Identify X', Y' ... the chemical reaction of formation of Y' and also write the role of sulphuric acid in the reaction. -Science
Last Answer : X-Ethanol/ (C2H5OH)/Ethyl AlcoholY- Ethene / (C2H4)Z- Hydrogen/ (H2)Role of sulphuric acid - dehydrating agent
Description : What does the letter A, written without the bar crossing the middle, mean Could it be a symbol for something else?
Last Answer : Search Results Web results Slashed zero
Description : What is a top-down parser? a) Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual pre-terminal symbols are written b) ... d) Begins by hypothesizing upper level constituents and successively predicting a sentence (the symbol S)
Last Answer : a) Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual pre-terminal symbols are written
Description : What is a top-down parser? a) Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual preterminal symbols are written b) Begins ... ) Begins by hypothesizing upper level constituents and successively predicting a sentence (the symbol S)
Last Answer : a) Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual preterminal symbols are written
Description : What symbol is in every linear equation?
Last Answer : An equality symbol such as =
Description : Define multiplexer. Draw logical symbol of 4:1 multiplexer with truth table and output logical equation
Last Answer : Multiplexer - it is a combinational circuit which selects one input from several inputs and connects it to the output. It is a circuit which has N-input and single output is called as multiplexer.
Description : As shown in the illustration, the electrical symbol is used to indicate which of the listed types of motors? EL-0054 A. Shunt motor. B. Series motor. C. Compound motor. D. Tri-field motor.
Last Answer : Answer: C
Description : Draw Conventional symbol for i) Embankment ii) Pond or Lake iii) Tunnel iv) Compound Wall
Last Answer : Conventional symbol for i) Embankment ii) Pond or Lake iii) Tunnel iv) Compound Wall
Description : What is the chemical symbol of oxygen in its standard state?
Last Answer : The chemical symbol of oxygen is O. The molecule is O2.
Description : Name this chemical element. The principal use of this element has been in solid-state electronic devices, notably transistors. Its position in the periodic table is in group "4A". The element's atomic number is 32 and its chemical symbol is Ge.
Last Answer : ANSWER: GERMANIUM
Description : What is the chemical symbol for gold?
Last Answer : Answer: Au
Description : The chemical symbol for nitrogen gas is -Maths 9th
Last Answer : NEED ANSWER
Last Answer : (b) Nitrogen molecule is diatomic molecule, therefore, it exists as N2 molecules.
Description : What is the chemical symbol for tungsten?
Last Answer : W
Description : What is the chemical symbol of gold?
Description : What is the chemical symbol for Chlorine?
Last Answer : Answer: Cl
Description : What is the chemical symbol for bromide subscript?
Last Answer : It is a superscript: Br+.
Description : What is the chemical symbol for silver?
Last Answer : Ag
Description : For which element is Co the chemical symbol?
Last Answer : Cobalt
Description : Name this chemical element. It is a member of the Lanthanide Series and can be found in the minerals apatite (pron: AP-a-tite), gadolinite (pron: gad-O-lin-ite), and xenotime (pron: ZEN-o- time). This element was first identified by Boisbaudran in 1886. Its chemical symbol is Dy.
Last Answer : ANSWER: DYSPROSIUM (pron: dis-PRO-zee-um)
Description : Name the chemical element that is eleventh in the Lanthanide Series in the periodic table. Because of the metal's high thermal-neutron-absorption cross section, it has been of much interest in terms of use in nuclear reactor hardware. The chemical symbol for this element is Er.
Last Answer : ANSWER: ERBIUM
Description : The chemical symbol for Plutonium is: w) Pl (read: P - L) x) Pu y) Pt z) Pm
Last Answer : ANSWER: X -- Pu
Description : The chemical symbol for antimony is: w) An x) Sn y) Sb z) At
Last Answer : ANSWER: Y -- Sb
Description : I will be describing a chemical element. Try to identify it with the fewest number of clues. This element is a halogen wh is a liquid at standard conditions. The element volatilizes readily at ro ... . The atomic number of this element is 35 and its chemical symbol is Br. Name this element.
Last Answer : ANSWER: BROMINE
Description : What is the chemical symbol for tungsten
Description : The equation x = 7, in two variables can be written as -Maths 9th
Last Answer : (b) Here, the’Coefficient of y in the given equation x =7 is 0. So, the equation can be written as 1-x + 0-y = 7 Hence, the required equation is 1.x + 0. y = 7.
Description : Each term of the Bernoulli's equation written in the form, (p/ρ) + (g/gc ). Z + (v 2 /2gc ) = constant, represents the total energy per unit (A) Mass (B) Volume (C) Specific weight (D) None of these
Last Answer : (A) Mass
Description : Explain why calcium metal after reacting with water starts floating on its * surface. Write the chemical equation for the reaction. Name one more metal that starts floating after some time when immersed in water. -Chemistry
Last Answer : Calcium starts floating because the bubbles of hydrogen gas formed stick to the surface of metal. Magnesium reacts with hot water and starts floating due to the bubbles of hydrogen gas sticking to its surface.
Description : Write a balanced chemical equation with state symbols for the following reactions : -Chemistry-10
Last Answer : (i) BaCl2 (aq) + Na2SO4 (aq) → BaSO4(s) + 2NaCl (aq) (ii) NaOH (aq) + HCl(aq) → NaCl(aq) + H2O(l)
Description : Which products will be obtained when lead nitrate is heated simply. Write balanced chemical equation for the reaction? State the type of chemical reaction that occur in the change. -Chemistry
Last Answer : Answer. Lead monoxide, nitrogen dioxide and oxygen gas will be liberated. It is thermal decomposition reaction.