112年hce_nthu — 化學與物理

共 60 題 · 含 AI 詳解

#1 If a certain volume of potassium hydroxide solution with a solute mass percentag… › #2 Which of the following statements is (are) correct? I. Molecules $SO_3$, $SeS_2$… › #3 After the reaction $Cl_2 \rightarrow Cl^- + ClO_3^-$ (in a basic solution) is ba… › #4 To remove an electron from each of the following species, which requires the lea… › #5 The rate of $H_2$ gas production from a reaction of magnesium turnings and hydro… › #6 The complete combustion of $n$ moles of benzene produces a certain amount of wat… › #7 $A$ and $B$ are two elements in the first three periods of the periodic table. I… › #8 An electrochemical cell consists of an iron metal electrode immersed in a $1.0\text{ M}$… › #9 Which of the following statements about the structures of metals and ionic solid… › #10 You are diluting an aqueous sucrose solution. You first add $0.98\text{ mL}$ of… › #11 White phosphorus ($P_4$) has two different crystalline forms, $\alpha-P_4(s)$ an… › #12 Three redox reactions are shown as follows: (1) $2 FeCl_3 + 2 KI \rightarrow 2 FeCl_2 + 2 KCl + I_2$… › #13 Natural product synthesis is one of the great intellectual tasks in organic synt… › #14 A certain reaction has the form: $\alpha A \rightarrow \text{Products}$ At $298\text{ K}$… › #15 It is known that the reaction of $FeS_2$ with a certain concentration of $HNO_3$… › #16 A colorless solution contains cationic species $H^+$, $Mg^{2+}$, and $Al^{3+}$.… › #17 The following figures (①-④) are part of the NaCl or CsCl crystal structure. Whic… › #18 Which of the following compounds is not among the 20 common amino acids? › #19 Consider a container with a piston containing 2.0 moles of a monatomic ideal gas… › #20 As the lead chemist in the Superior Analytical Laboratory (SAL), you want to des… › #21 In the periodic table, five elements $\textbf{A}$, $\textbf{B}$, $\textbf{C}$, $\textbf{D}$… › #22 The Martian atmosphere contains a large amount of $CO_2$. A new all-solid-state… › #23 To a solution containing 1 mole of $HNO_3$ and 1 mole of $H_2SO_4$ gradually add… › #24 A colloid is a mixture in which one substance consisting of microscopically disp… › #25 Complete combustion of a benzene sample under limited oxygen yielded $135\text{ g}$… › #26 A mixture of Cu, $Cu_2O$ and CuO is dissolved upon the addition of $100\text{ mL}$… › #27 A sample containing $3.00\text{ moles}$ of a monatomic ideal gas is taken from s… › #28 Water treatment includes water purification, disinfection, distillation, etc. Co… › #29 At room temperature, a $0.02\text{ mol/L}$ MOH solution was added dropwisely to… › #30 The following data was recorded for the decomposition of ethanol on alumina ($Al_2O_3$… › #31 A rectangular buoy with cross section $A$ and thickness $h$ floats on the water… › #32 For an ideal diatomic gas (let us treat them as non-rigid rotators), there are $N$… › #33 A toroidal inductor with an inductance of $20\text{ mH}$ has a volume of $0.02\text{ m}^3$… › #34 A rigid rod of length $L$ rotates about an axis perpendicular to the rod, with o… › #35 An air raid siren on top of a tall pole radiated sound waves uniformly in all di… › #36 A nonconducting sphere of radius $10\text{ cm}$ is uniformly charged with a dens… › #37 An electron is trapped in a square well potential of infinite depth with width $L$… › #38 A particle of mass $m$ is attached to a spring with a force constant $k$. The mo… › #39 Consider the following 4 objects rolling down the same slope from the same heigh… › #40 Light from a helium-neon laser ($\lambda = 632.8\text{ nm}$) is incident upon a… › #41 In a one-dimensional problem, an object of mass $m = 2.0\text{ kg}$ is subjected… › #42 A block of mass $m = 2.0\text{ kg}$ is connected by two springs with force const… › #43 In an engine, $0.25\text{ mol}$ of an ideal diatomic gas in the cylinder expands… › #44 As shown in the figure below, a long straight wire carries a current $i_1 = 30\text{ A}$… › #45 For double-slit experiments for particles, which of the following statements is… › #46 Inside a planet, the mass density is usually not homogeneous across the planet.… › #47 Which of the following values is closest to the number of photons per second emi… › #48 A $5000\text{-kg}$ truck is turning on a flat road with a radius of $50\text{ m}$… › #49 A $1.0\text{-kg}$ ball is attached to the end of an incompressible massless rod… › #50 A disk ($\text{radius} = 8.0\text{ cm}$) rotates about a fixed axis passing thro… › #51 A gas undergoes a reversible thermodynamic cycle composed of two adiabatic proce… › #52 The armature of a $60\text{-Hz}$ AC generator rotates in a magnetic field of $0.15\text{ T}$… › #53 A non-conducting sphere of radius $10\text{ cm}$ is uniformly charged with a den… › #54 Which of the following statements about an ideal gas confined in a box is true? › #55 As shown in the figure below, an RC circuit consists of a resistor $R$, and two… › #56 A small helium-neon laser emits red visible light with a power of $3.0\text{ mW}$… › #57 A charger for a cell phone contains a transformer that steps down $120\text{-V}$… › #58 A uniform stick is $1.0\text{-m}$ long and weighs $1.0\text{ kg}$. It is attache… › #59 A man wants to know the magnitude of the magnetic field generated by an overhead… › #60 A $100\text{-W}$ light bulb is made from a glass sphere with a radius of $3.0\text{ cm}$… ›