October 2018 1 138 Report
Sebanyak 5,4 gram logam alumunium direaksikan dengan larutan HCl sehingga terjadi reaksi sesuai persamaan :
2Al+6HCl ---> 2AlCl2 + 3H2
volume gas hidrogen yang dihasilkan pada reaksi tersebut jika diukur pada keadaan standar adalah ...
(Ar Al = 27, H=1, Cl= 35.5
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Paa pemeriksaan feses seorang penderita, ternyata ditemukan telur cacing tambang. hal ini disebabkan orang itu ... a. suka memakan siput b. pergi ke kebun ddengan kaki telanjang
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Dina menduga bahwa cahaya merupakan salah satu faktor yang mempengaruhi pertumbuhan tanaman. Untuk membuktikan dugaannya, dia melakukan percobaan berikut : Pot A dan Pot B berisi tanah, pasir, pupuk dengan komposisi yang sama. Ke dalam masing2 pot ini ditanam tanaman dari jenis yang sama. Selanjutnya, pot A diletakkan di tempat terlndung dan pot B diletakkan di tempat terbuka. Setelah beberapa hari Dina melakukan pengamatan terhadap kedua tanaman dalam pot A dan pot B. Dia kemudian menyimpulkan bahwa cahaya mempengaruhi pertumbuhan tanaman. manakah diantara hasil pengamatan berikut yang mendukung kesimpulan Dina ... a. kutikula menebal pada daun tanaman A dan kandungan daun lebih kecil b. Daun tanaman B berisi zat makanan lebih banyak dan daun lebih kecil c. Daun tanaman B lebih lebar dan kandungan zat makanannya sedikit d. Daun tanaman A berwarna pucat karena mengandung banyak zat makanan e. Daun tanaman A an B sama besar, tetapi daun B lebih hijau
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Ke dalam 5 wadah yang berbeda dimasukkan masing-masing 100ml; 0,001M larutan yang mengandung Ca(NO3)2, Ba(NO3)2, Mg(NO3)2, Fe(NO3)2, dan Pb(NO3)2 diketahui ksp : Ba(OH)2: 4.10^-3 Mg(OH)2: 3.10^-3 Ca(OH)2: 5.10^-6 Pb(OH)2: 3.10^-16 Fe(OH)2: 5.10^-16 jika kedalam tiap wadah ditetesi KOH 0,001M, maka campuran yang tidak menghasilkan endapan adalah...
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1. Foitoplankton 2. ikan kecil 3. udang 4. zooplankton 5. ikan besar 6. pengurai aliran energi di ekosistem kolam tersebut adalah...
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(Tolong dengan caranya ya) Pembakaran sempurna gas asetilen dapat ditulis seperti berikut: C2H2 + O2 --> CO2 + H2O (belum setara) jika reaksi dilakukan dengan tekanan yang sama maka perbandingan volume C2H2 : O2 adalah... a. 1:2 b. 1:4 c. 1:5 d. 2:2 e. 2:5
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Apakah penderita penyakit miopi bisa sembuh? bagaimana caranya?
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Minta tolong. jawab dg tepat 1.complete the text with the correct words. Cocoa Beach Florida is known as the perfect beach town. It is an hour drive east of Orlando on Florida’s amazing Space Coast. The drive here is almost as beautiful as the beach. Cocoa Beach is one of the most affordable beach vacations in Florida. There are a lot of things to or see in and around Cocoa Beach. Besides the fun in the sun, Space Coast offers you the … to go deep sea fishing or parasailing, river tour and getting up close and with the awesome wildlife of Florida. While at Cocoa Beach, tourist can also … the Kennedy Space Center, the Brevard Zoo, or spend some time shopping. They are within short driving distance to all of the Orlando attractios, and drive back to Cocoa Beach at night to enjoy dinner in one of the many dining spots on the beach. When night sets in, tourist can travel back and enjoy the nightlife onthe beach that ranges from cool jazz clubs to beach side cafes. There are some facilities to stay the night with perfect accommodations and wake up to a breathtaking sunrise on the beach. With plenty offers, tourist or businessmen who like beach …, Cocoa Beach is the best place to consider. They will find exactly what they have been looking for. a. ability, visits, destination b. chance, visit, vacation c. concern, visited, activity d. difference, be visited, place e. anticipation, will be visited, vigour
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1.complete the text with the correct words. Cocoa Beach Florida is known as the perfect beach town. It is an hour drive east of Orlando on Florida’s amazing Space Coast. The drive here is almost as beautiful as the beach. Cocoa Beach is one of the most affordable beach vacations in Florida. There are a lot of things to or see in and around Cocoa Beach. Besides the fun in the sun, Space Coast offers you the … to go deep sea fishing or parasailing, river tour and getting up close and with the awesome wildlife of Florida. While at Cocoa Beach, tourist can also … the Kennedy Space Center, the Brevard Zoo, or spend some time shopping. They are within short driving distance to all of the Orlando attractios, and drive back to Cocoa Beach at night to enjoy dinner in one of the many dining spots on the beach. When night sets in, tourist can travel back and enjoy the nightlife onthe beach that ranges from cool jazz clubs to beach side cafes. There are some facilities to stay the night with perfect accommodations and wake up to a breathtaking sunrise on the beach. With plenty offers, tourist or businessmen who like beach …, Cocoa Beach is the best place to consider. They will find exactly what they have been looking for. a. ability, visits, destination b. chance, visit, vacation c. concern, visited, activity d. difference, be visited, place e. anticipation, will be visited, vigour
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