Grade

Type of questions

Chemistry Senior High

(2)が回答読んでもよく分かりません。 わかりやすい解説お願いします🙏

(2) 0 25ml LOXDEVSaites 010cc1 基本例題10 結晶の析出 ◆問題 87 硝酸ナトリウムの水への溶解度は80℃で148.20℃で88 である。 次の各問いに整数値 (29 で答えよ。 (1) 80℃の硝酸ナトリウム飽和水溶液100g には, 硝酸ナトリウムが何g溶けているか。 (2) この水溶液を20℃まで冷却すると, 硝酸ナトリウムが何g析出するか。 TOPR ■考え方 バー 水100g に溶質を溶かしてでき た飽和溶液と比較する。 (1) 同じ温度の飽和溶液どう しでは、次の割合が等しい。 溶質 [g] 飽和溶液 〔g〕 (2) 冷却すると,各温度にお ける溶解度の差に応じた量の 結晶が析出する。 OSHID & 析出量 [g] 20 飽和溶液〔g〕 の式をたてる。 = Lar 解答 合文着中の同せ(1) (1) 80℃では水100g に硝酸ナトリウム NaNO3 が 148g 溶 けて飽和溶液248g ができる。 したがって, 80℃の飽和溶 液100g中に溶けている NaNO3 を x [g] とすると,食号 なので溶質 [g] x [g]__148gx=59.6g 飽和溶液〔g〕 100g 60 g 248g (2) 水 100g に NaNO3 は80℃で148g, 20℃で88g 溶ける overor ので,80℃の飽和溶液 248g を20℃に冷却すると, d Stat ( 148-88) g の結晶が析出する。 したがって, 80℃の飽和 溶液100g からの析出量をy[g] とすると, *+(s) 75mL 49 析出量〔g〕 y[g] (148-88)g 飽和溶液 [ g] 100g = = y=24.18 248g 24g

Resolved Answers: 1
English Senior High

答えないです。解説少し含めて教えて頂きたいです。

松蔭女子丼 t ( 東京電性 ning 岐阜聖徳学園 238 (福) lem. (松山 松蔭女子学 エリス女学 future. take cou 東北医科薬用 3amoc 3 意味の通る英文になるように,( )内の語句を並べかえ,全文を書きなさい。 (1) Most European countries are(coming / from/on/relying / workers) other countries. (2) Jazz is (a / characterized / music / type of) by unique rhythms. ainsqe alsoge ori (大阪経済大) 71880: (3) The doctor(has / John recommended / areputation / as / to me) a good brain surgeon. T up arie yn mon goin omen yliaubing mi aid aled of (X) SÁUAR Wir bed (15 14 日本語の意味になるように,( )内の語句を並べかえ, 全文を書きなさい。 (1) 盗まれた自転車は、駅の近くで見つかりました。 The (bike / found/station/ stolen / was / near / the ). (4) My sister shops too much, and she knows it. She says: “I can't (buy/control / my desire / things / to )." 078-608.00 (5) Daichi stayed with a Canadian family last summer, (a / for / great / was / which / experience) him. (獨協大) (2) その訴訟を扱っている弁護士は優秀だ。 The (case/ dealing / is / lawyer / that / with) brilliant. (aikage insuff somnosed giniuyen liw ( MONU send swis teomals el lög am baxan »H « (4) 私は留学するためにほしかった奨学金をもらえなかった。 I failed to (to / get / I wanted / study / the scholarship) abroad. ( 清泉女子大) riginhim snoted hed of ang exania Ⅰ vİysın ✨ aqed190) anal svirus ilivad eqodas¶ (津田塾大) (6) あなたの夢がかなう日がいつか来ますよ。 Tonto (come / day / the / when / will / your dream ) will come true. ( 兵庫医療大) (3) メディアは大衆に最新の情報を提供する義務がある。 raineart hasers lbment b (東京経済大) The media have a (public / the latest / with / responsibility / to / the / provide) information. Uon (7) 現金はいつか消滅しそうだと思いますか。 Do you (cash/ disappear / is / likely / some/that / think / to ) day? (産業能率大) jonnas ensliswali yasm, domum del Ja919ve vibrad Ⅰ seolid luod ill moblea SH (福井工業大) (5) その監督は式典で自分の映画に影響を与えた数人の芸術家に言及した。ad fall onigani sw bib all (武 (武蔵大) At the ceremony, the director (influenced / referred / some artists / to / who) his movie. BE to viilup off (佛教大) (東京理科大) mietol s ganster MO ( 京都女子大) 23

Resolved Answers: 1
English Senior High

答えないです。軽く根拠と答え教えていただきたいです。

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Unresolved Answers: 1