a. vanadium(V) fluoride b. stannic oxide c. silicon tetrafluoride mercuric oxide

Q: III. Name one element in the Halogen Group.

A: Halogen group means, group 17 element in the periodic table. see below

Q: 250 g of an alloy contains 52 wt% tin (Sn) and 48 wt% lead (Pb). The atomic weight of Sn is 118.7…

A: It is defined as amount of solute ( in grams) present in 100 g of solution is called " mass…

Q: D Br O 1) LIAID4, diethyl ether; 2) D20 1) HOCH2CH2OH, H*: 2) Mg, THF; 3) D20; 4) H3O* O 1) Mg, THF;…

A: In the given reaction the carbonyl carbon is an active centre for reaction, and hence it needs to be…

Q: How many moles can .017 grams of magnesium produce?

A: Given that : Mass of magnesium = 0.017 g We have to calculate the number of moles in 0.017 g of…

Q: Determine the weights of raw materials needed to prepare 75g samples for the given recipe of glass…

A: Given that -  Total mass of the sample = 75 g  Mole percentage of different recipes are -  Na2O =…

Q: Why is calcium more reactive than magnesium in general? and why is calcium less reactive than…

A: This question is based on general periodic table trends. We will analyse and find the answer based…

Q: A materials engineer has filed for a patent for a new alloy to be used in golf club heads. The…

A: The minimum composition of elements is as follows: Mn=25%Al=6.3%C=0.65%Cr=5.5% The maximum…

Q: What do the Group 4A Elements include?

A: Group 4A (or IVA) elements includes the nonmetal carbon (C), the metalloids silicon (Si) and…

Q: The figure (Figure 1) shows the reaction of element A (lavender spheres) with element B (tan…

A:

Q: Group IV (group 14) of the periodic table because 1. It forms an acid and a neutral oxide 2. it is…

A: The question is based on the concept of periodic properties. we have identify the properties which…

Q: 11. A 3.75 g sample of pyrite (FeS2) contains 1.75 g of iron. What are the percentages of iron and…

A: We know that the general formulas for the percentage of constituent elements in the samples as…

Q: a. N204(g) ® 2 NO2(g) b. NaCI(s) ® Na *(aq) + CI "(aq) c. 2 NH3 ® N2(g) + 3 H2(g) d. CaO(s) + CO2(g)…

A: Entropy is degree of randomness or disorder in a system.  Entropy of a system is directly…

Q: How many vanadium atoms are contained in 158 kg of vanadium?

A: 1 mole of substance contains 6.022 x 1023 atom.

Q: (e) NaOCI/ACOH N₂H, KOH, DMSO (c) 2 CH Br, Mg H₂O + (g) Sia ,BH H₂O₂, OH 2¹ (a) Br. (i) FeBr 3 (h)…

A:

Q: B How may oxygen atoms are in 225 g of oxygen gas? 4.23 x 102+ b. 6.84 x 10²4 8.47 x 10²4 1.69 x…

A: To calculate the number of oxygen atoms in 225 g of Oxygen gas.

Q: A 0.214 gram sample of Magnesium (atomic weight = 24.31 g/mol) is oxidized in a crucible. The final…

A:

Q: Calcium oxide (CaO), also known as quicklime, can be produced by heating calcium carbonate (CaCO3).…

A: The molecular formula of calcium oxide is CaO. It states that one molecule of calcium contains one…

Q: 8192g0 heafed behind L The NiSO Hydrate Calcula 9Thhe mas hydrate bThe CThe 'mole mo d The rati…

A: a.) 3.366 g b.) 0.187 moles H2O c.) 0.0312 moles NiSO4 d.) Ratio= 6 e.) x=6, NiSO4.6H20

Q: I need research on this subject: Physical and chemical structure of Wyoming bentonite 01 19:35

A:

Q: ance the following equations: NH, (g)+O, (g) → NO, (g) +H,0 (g) А.) Al(NO,); + Na,S → Al,S, + NaNO,…

A: To balance the chemical equation we first need to count the number of atoms of each element on both…

Q: How many grams of magnesium are required to produce 4.380 kg of Si? (At mass: Mg324.31: Si-28.09)…

A:

Q: I need help balancing equation(e) on the file attached below

A: Balancing the chemical reaction means the number of atoms present in the reactant side is equal to…

Q: 4. K2Cr20, + KI + H3PO4 I2 + CIPO4 + K3PO4 + H20 5. K,Cr,0, + Fes04 + H2S04 - Cr2(S04)3 + Fez(SO4)3…

A: The oxidation state method tells about the number of electrons present in the reaction. Half…

Q: Draw the product of each reaction.

A: Reactions of amine with alkyl halide lead to alkylation of amine. In this alkylation are ends when…

Q: Balance the following equations:

A:

Q: Calculate the amount of carbon (in moles) contained in a 2.65 g pencil “lead.” (Assume that the…

A: The mole is an amount unit similar to familiar units like pair, dozen, gross, etc. It provides a…

Q: Use the standard entropy data to determine the change in entropy for each of the reactions listed in…

A: Note - Since you have posted a question with multiple sub-parts, we will solve first three sub -…

Q: Write a balanced chemical equation based on the following description: the reaction of gaseous…

A: The balanced equation can be defined reaction where the number of each atom is same on both sides…

Q: 142 Ва + 56 36 Kr + 3n 3in

A: A nuclear decay reaction is one that undergoes spontaneous decay reaction forming daughter atoms…

Q: You are making an alloy of tantalum (Ta) with an atomic weight of 180.94788 g/mole and magnesium…

A: Molar mass of tantalum = 180.94788 g/mole  Molar mass of magnesium = 24.3050 g/mole  Given mass of…

Q: a. Al CuCl2 b. ZnO c. C3H8 + d. Ba(OH), + O2( blue flame) LizPO4 N2 е. Вe +

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Q: `CN 1 2 4 А. [1] 1. LIAIH4, 2. Н20%; [2] Naон, СНЗСНО; [З] 12 (ехcess), NaОН; [4] (СН3)2CHCH2Br В.…

A:

Q: How many moles of magnesium chloride are needed with 15 moles of aluminum? * 3MGCI2 + 2Al - 3Mg +…

A: Given: Moles of Al = 15 moles

Q: 17. A 5.0 g sample of calcium nitrate (Ca(NO3)2, M=164) contaminated with silica (SiO2, M=60.1) is…

A:

Q: 1. Zn(Hg)/HCl 2. C12/as 3. СНЗО-/to А C 1. NANH2 1. 2(СH3)ВН/THF 2. Н202/ОH-, Н20 H 2. СНЗСН2Br 3.…

A:

Q: Looking to see if I have the concept right . Thank you

A:

Q: Consider these statements about an element E in Group SA E is essential to life, found in bones,…

A: Phosphorous is Group 5A element. Phosphorous is one of the essential element to life. Phosphorous…

Q: Mass of crucible, lid, and magnesium oxide                                             ____19.41…

A: Given: Mass of the crucible, lid, and magnesium oxide = 19.41 g And Mass of empty crucible and lid…

Q: Gadolinium oxide, a colorless powder which absorbs carbon dioxide from the air, contains 86.76 mass…

A: Given : mass % of Gd = 86.76 % Assuming pseudo formula of Gadolinium oxide is GdaOb  And mass of…

Q: CНО + _(3a_ + NH4OH → _(3b)_ +Agl+ NH&NO3 + H2O 4. HCHO + KMNO4 +_(4a)_ → _(4b)_+ K2SO4 +| MnO2t +…

A:

Q: Silicon is a metalloid element commonly found in Earth's crust. It helps form many different…

A: The arrangement of elements based on their atomic number as rows and columns provides the tabular…

Q: 1) chlorides formed by  chromium( can be more than one answer) a) Cr3Cl b) CrCl3 c) CrCl 2 d) CrCl4…

A: 1.  Cr atomic no. is 24 and configuration of valence shell is 3d5 4s1. It exists in +2,+3,+4.  so…

Q: Write the chemical equation for the word equation below. Each blank should be a different substance…

A:

Q: galena a mineral of lead is a compound of the metal with sulfer. Analysis shows that a 17.74 g…

A:

Q: silver bromide a. Ag2Br b. Ag2Br2 C. AgBr2 d. AgBr

A: Roman number which comes after cation name shows the oxidation state of the cation.

Q: (d) O2(g)+ Sb(s) → H2 O2 (aq) + SbO, (aq)

A: At first main atom balanced.  Then O atom balanced.  Then H atom balanced.  Then HO^- addition for…

Q: n Oxide of chromium is made up 5.20g chromium and 5.60g oxygen. What is the empirical formula of the…

A:

Q: LEDs, Chemical Formula & Chemical Name of N + P

A:

Q: نقطة واحدة * Cast iron is an iron carbon alloy has 0.76 wt.% C to 6.7 wt.% C iron carbon alloy has…

A: Inorganic chemistry.