Write the balanced chemical equation for the reaction of aluminum with bromine. Include phase symbols. chemical equation:

Q: what is the precent mass of oxalat in (K3Fe(C2O4)3·3H2O, 491.3 g/mol)?

A:

Q: In 1982, the production of a single atom of 266/109  Mt (meitnerium-266) was reported. Describe the…

A: The given element is meitnerium (Mt). It has mass number equal to 266 and atomic number equal to…

Q: 5. Why is t2 a comman Cxiceition Stete 7or the

A: Transitional elements (also known as d-block elements) are elements that have partially full…

Q: Calculate the molar mass of Al(C2H302)3. Aluminum is element 13; Carbon is element 6; Hydrogen is…

A: Check the atomic mass for each element and use it to calculate the molar mass of Al(C2H3O2)3.

Q: Which of the listed elements is most metallic?(a) Al (b) N (c) P (d) O

A: Which of the listed elements is most metallic? (a) Al (b) N (c) P (d) O

Q: Which species is being oxidized in the following reaction? 2 Au(NO3)3(aq) + 3 Ca(s)3 Ca(NO3) (aq) +…

A:

Q: If the formula of an oxide of element X is X₂03, what is the formula of the chloride of X? (A) XC13…

A:

Q: 244 Pu P. → 84 94 21 9. 210 Po 84

A: Total atomic no in reactant side  84×2=168 So it should be balance in product side  168= 94+X X=74…

Q: 4. Identify the Z + 8 element for Si.

A: 4.   Given: Element is Silicon (Si) We have to find the element which is Z+8 for Si

Q: Which of the following elements are transition metals/ions? A. Zn B. Sc C. V3+

A: Given three metals/ions Zn , Sc , V3+.We have to find which are transition metal/ion among this…

Q: Given= 3.0 M Ca(oH)2 & 2.5L Looking For = g CacOH). M × L = (3.0MX2.5 L) mol= 7.5 mol CaloH )2 M=…

A: The weight of Ca(OH)2 has to be given,

Q: Classify each of the following fifth-row elements as a metal, a metalloid, or a nonmetal: (a) Y (b)…

A: The metals are elements that are aligned left side of the periodic table and have a tendency to lose…

Q: Give the systematic name for the following substance: NC14

A:

Q: Consider the balanced reaction 5 A + 5 B → 3 C + 6 D

A: 1 mole  B = 24.85 g of B 1 mole C = 20.23 g of C

Q: 3. Based on the band of stability, what is the approximate neutron to proton ratio for vanadium…

A: Given that Zvanadium =23 We have to calculate the the approximate neutron to proton ratio.

Q: 6.85x10-8 kilogran

A: given, 6.85 x 10-8 kg 1 Kg = 106 mg

Q: Give the names of the following binary compounds beetween two nonmetals. (a) CC14 (d) PH3 (b) P4010…

A:

Q: Assume vit K1 makes up 0.052% ( by mass) of cilantro. How many moles of vit K1 is there in your…

A: Vit K1 makes up 0.052% (by mass) of cilantro. 1 tsp of cilantro is used here and volume of 1 tsp is…

Q: Calalate te mass of Fes formed when 9.42 9 of Fe reacts with 8.505 oks Fe Cs) +2S Cs)- ) Feszcs)

A: Mass of Fe= 9.42 g Mass of S =8.50g

Q: A student obtained the following data in this experiment. Fill in the blanks in the data and make…

A: All the values can be calculated using the given experimental data.  Some values would require…

Q: A. Write the Xnotation for each atomic depiction: (a) Z 18e 18p* 20nº (b) 25e 25p* 30n (c) 47e 47p*…

A:

Q: Is 1s22s22p6 the symbol for a macroscopic property or a microscopic property of an element? Explain…

A: Property of a molecule can be macroscopic or microscopic. Macroscopic property represents the…

Q: What is the molecular weight of Ca3(PO4)2? amu

A: Determine molecular weight of the given compound---

Q: 3) In a far away land and long ago, a series of experiments were carried out. Three samples of…

A: In 2) Use law of constang proportion Divide the both Kalium and pyron masses We see that A same and…

Q: The simplest formula for a compound between elements A(1s22s22p63s2) and B(1s22s22p63s23p5) is

A: The objective of the question is to find the simplest formula for a compound formed between elements…

Q: 16) What's the atomic number of sulfur-34 ? A) 34 B) 18 C) 16 17) In the formula of hydroxylapatite…

A: According to our guidelines we can answer only three subparts

Q: 13. Consider the table below. What is the relative abundance of isotope A? Isotope Abundance A 65 B…

A: Abundance of A (Abd A) = 65 Abundance of B (AbdB) = 115 Abundance of C (AbdC) = 20 Total Abundance…

Q: what is the mass percentage of water in Zn(NO3)2*6H2O?

A: Mass percentage of water = Mass of waterMass of Zn(NO3)2.6H2Ox100There are total six water molecule…