Chemistry Undergraduate about 2 yearsago ラジカル塩素化についてです cの問題なのですが、赤で書いた構造はなぜ いらないのでしょうか 1-chloro-2-methylbutane 2-chloro-2-methylbutane (c) There are three products. Cl₂ Light CI 1-chloro-1-methycyclopentane cl CI 2-chloro-3-methylbutane 1-chloro-3-methylbutane CI CI 1-chloro-2-methycyclopentane 1-chloro-3-methycyclopentane Solved Answers: 1
Mathematics Undergraduate about 2 yearsago 問2.1の証明が分かりません。 ※1枚目が質問内容、2枚目が仮定 問 2.1 例1 (b), (c) で R" に定義された各種の距離 dp : R" × R” → [0,∞) (p = 1,2,...,∞) において, R” の点列 πm:= (x(m),x(m),...,xmm))∈R(m= R" 2 1,2,・・・) が, 点æ= (π1, 2,...,πn) ∈R" に収束するためには,各k ∈ {1, 2,...,n} に対し (m) →πk (m→8) となることが必要十分であることを示せ. Solved Answers: 1
TOEIC・English Undergraduate about 2 yearsago お願いです助けてください ba.jp Before you do the Grammar Activities below, I recommend reading this Grammar Reference: Making requests Agreeing Refusing Would you mind opening the window? Of course not. Sorry, but I'm cold. Could you take off your shoes? Yes, of course. I'd rather not. Can you clean up your room? Sure. No problem. I'm afraid I'm busy. Asking for permission Giving permission Refusing Permission Do you mind if I play my guitar? Is it OK if I turn off the radio? No, not at all. Go ahead. Sure. No problem. I'd rather you didn't. Sorry, but I'm listening. To agree to a request with mind, use the negative: Would you mind opening the door? Not at all. Do you mind if I close the window? Of course not. Notice the different positions for please: Please can you help me? Can you help me, please? Can you please help me? (stronger) ACTIVITY ONE: Put these words in the correct order to make questions. Example: please/you/me/help/could 6月 9 tv JA Waiting for Answers Answers: 0
Economics Undergraduate about 2 yearsago 25年度大学入試を控えてる高校2年生です。 今はニュージーランドの高校に通っていて、卒業(2025年11月)までの予定です。高校3年間通っているので、帰国生の資格は○ 私は出来れば国公立の大学で、経済/経営を学びたいと考えています。 まだ確実ではないですが、自分の中での第一... Read More Waiting for Answers Answers: 0
Mathematics Undergraduate about 2 yearsago 数学の行列について質問です 下の写真の問題の解き方がわかりません。教えていただけるとありがたいです。 23:37 Previous Problem Problem List Next Problem Consider a sequence (an) 20 defined by the following recurrence relation: n=0 21 ao = 1, a1 == -3, An+2 = 11an+1 18an (n ≥ 0). (1) Find a matrix A satisfying the following: A - [an+2] an+1 an+1 = An (2) Calculate the eigenvalues of the matrix A, where t1t2 (No partial credit). t₁ = = ったこ = (3) Find the eigenvectors of the matrix A. (i) The eigenvector with respect to the eigenvalue +1: V₁ = = t [ ], (ii) The eigenvector with respect to the eigenvalue t₂: v₂ = [ ]. (4) Diagonalize the matrix A, that is, calculate the following, where P = [v1_v2]. P-1 AP = (5) Calculate A" by using diagonalization. An 17 Waiting for Answers Answers: 0
Chemistry Undergraduate about 2 yearsago ポテンシャルエネルギーのグラフについて (c)解いてみたのですが合っていますか? 68 Chapter 3 walk CH3 H H H CH3 CH3 CH3 3.8 kJ/mol CH3 6.0 kJ/mol H H3C H CH3 HCH3 H CH3 H 3.8 kJ/mol 6.0 kJ/mol 6.0 kJ/mol at 60° energy = 3.8 kJ/mol at 120°: energy = 18.0 kJ/mol at 180°: energy = 3.8 kJ/mol CH₂ CH3 11.0 kJ/mol CH3 3.8 kJ/mol H CH3 3.8 kJ/mol HCH3 H CH3 H 4.0 kJ/mol 6.0 kJ/mol at 300°: energy = 7.6 kJ/mol at 240°: energy = 21.0 kJ/mol Use the lowest energy conformation as the energy minimum. The highest energy conformation is 17.2 kJ/mol higher in energy than the lowest energy conformation. for Li (02 Energy (kJ/mol) 21 MY 13.8 18 13.8 7.6 21 60° 120° 180° Angle of Rotation 240° 300° 360° Waiting for Answers Answers: 0
TOEIC・English Undergraduate about 2 yearsago どれが当てはまるか教えてください on the Matching for Understanding Choose the expression on the right that means the same as the word on the left, as it is used in the text. 1. lungs 2. disease 3. preventable 4. poison ( ) a. to draw air/smoke into the lungs ( ) b. lacking good sense or judgment ) ( c. organs inside the chest for breathing d. small part remaining after smoking 5. cigarette butts ( ) e. well-considered action or judgment 6. litter 7. rate ) ( ) ) 8. second-hand ( ) 9. addiction 10. inhale 11. vicious cycle 12. ill (illness) 13. breathe 14. foolish 5. wise ( ) f. solving a problem leads to a new one g. amount or level of something h. able to be stopped from happening i. taking air in/out of body with the lungs j. rubbish left lying around outside k. something that has already been used ) I. unable to give up using harmful things m. substance that harms or kills people n. illness caused by bacteria or other germs ( ) o. being in an abnormal state of poor health Waiting for Answers Answers: 0
TOEIC・English Undergraduate about 2 yearsago どの単語当てはまりますか? 7. To make meats like ham last longer and taste better, makers them by salting or smoking. Solved Answers: 1
Chemistry Undergraduate about 2 yearsago newman投影式についてです。 この2つは一緒ですか? H CH3 CH3 H CH 3 H Solved Answers: 1
Mathematics Undergraduate about 2 yearsago 1番から分からないのでわかる方助けて欲しいです 問題 1. 次の方程式について考える : m- d²x dt² dr -kz-D- dt (E) ただし,m,k,D > 0は正の定数である. この方程式について次の問いに答えよ: d.x (1) v = とおき, (E) をベクトル値函数 に関する1階定数係数線型常微分方程式 dt に書き換えよ. v (1)で得た1階常微分方程式の係数行列について, 対角化できる場合は対角化せよ. ま た, 対角化できない場合は Jordan 標準形を求めよ. (3) (1) で得た1階常微分方程式を解け. (4) (1) で得た1階常微分方程式の解の様子を (2,u) 平面内に図示せよ. ただし、必要に応じて場合分けを行って議論すること. Waiting Answers: 1