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化学 高校生

問2が分からないです。 計算過程を含めた回答お願いしたいです。

| C:/Users/h-hiro/Downloads/後期中間.pdf 毎日の調査アンケート.. c言語 コンプラ 学生連絡用 - OneD. B 課題のアップロード: ジ D ページ表示 A 音声で読み上げる | 手描き マ強調表示 V V ら AIUV (2) 0.20mol/Lの水酸化カルシウム 50mL を完全に中和するのに、0.10mol/L の硫酸は何 mL必 H504 (3) 標準状態で11.2Lのアンモニアを完全に中和するのに、 硝酸は何g必要か。 0.0/ml CuOHl a0lml 要か。 05l NHb nsad HNO; 14 16x3 23+3 RSel 63g/001 26yl 2.次の問いに答えよ。 ただし、 強酸、 強塩基は完全電離しており、水溶液の温度は 25℃とする。 ( 0.0050mol/Lのアンモニア水 (電離度は 0.020 とする)の pH を求めよ。/っチ (2) 0.0050mol/L の塩酸の pHを求めよ。 (3) 0.020mo/L の水酸化バリウム水溶液の pH を求めよ。 (4) 0.010mol/Lの酢酸水溶液の PHは4である。電離度を求めよ。 BaCH, 15-12 6 44-10 0,01 13 3 3. 次の塩しア. 正塩、 イ. 酸性塩、 ウ. 塩基性塩のいずれか。記号で答えよ。 人(1) NaHSO4 (4) CaSO4 (2) (NH)SO4 ウ (5) NaHCOs (3) CuCI(OH)ウ (6) (CHsCOO)2Ca ア ア 4. 次の塩の水溶液は、 ア. 酸性、 イ. 中性、 ウ. 塩基性のいずれを示すか。 記号で答えよ。 (1) NaHSO4 (2 (NH)2SO4ん (5) KaSO4 (3) NaHCOs ア (6)(CHCOO)2Ca (4).BaNO)2

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英語 高校生

2011年北海道大学の英作文の添削をおねがいします。questionCです。 字数が足りていませんが、それ以外の部分をおねがいします。

Australia, the United States, and urban India. Rend the following passage and answer questions A through C in English. while their wives work outside the home, Stay-at-home dads are also called stay- Stay-at-home dads are married fathers with children who care for their family domestic burden has led some couples to completely reverse their roles. The number of stay-at-home dads is starting to increase in Britain, Canada, 「husband who can do the housework, such as shopping, cooking, and looking alter the children. The widespread expectation that men should share the vin England showed that 75 percent of women in their twenties prefer a 38 on were breadwinners and women were caregivers. Arecent Traditionally, Survey can Many stay-at-home dads take great pleasure in showing affection to their children. Their wives can pursue careers without worrying about teaching family values or paying for child care. Research suggests that children of stay- athome dads often benefit from strong bonds with both parents, whereas the father's role ina stay-at-home mom household is less influential. Although the number of stay-at-home dads is increasing, it remains small Compared to the total number of fathers. In the United States, the government estimates that in 2009 there were 158,000 stay-at-home dads, a mere 0.2 percent of 67.8 million fathers. In Australia, about 1 percent of fathers are stay-at-home dads. In urban India, one estimate suggests 3 percent of fathers stay at home full-time. Some stay-at-home dads suffer from social stigma. Many people, including stay-at-home moms, do not understand why a man would choose to give up his career to care for his family full-time. Being a stay-at-home dad can also be career suicide. Many employers view stay-at-home dads as lacking ambition and commitment. Losing professional skills may prevent stay-at-home dads from returning to the workforce.

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