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jamshid karimov +99 897 203 77 57 7-sinf 1. mg + o₂ = mgo 2. hgo = hg + o₂ 3. fe + cl₂ = fecl₃ 4. na + cl₂ = nacl 5. 2h₂ + o₂ = 2h₂o; 6. cao + co₂ = caco₃; 7. 2h₂o = 2h₂ + o₂; 8. caco₃ = cao + co₂ 9. zn + 2hcl = zncl₂ + h₂; 10. fe + cuso₄ = feso₄ + cu 11. naoh + hcl = nacl + h₂o; 12. bacl₂ + na₂so₄ = baso₄ + 2nacl. 13. fe + s = fes + 96 kj; 14. s + o₂ = so₂ + 297 kj. 15. h₂ + 1/2 o₂ = h₂o + 285,83 kj 16. c + o₂ = co₂ + 393 kj. 17. n₂+ o₂ = 2no – 181 kj; 18. 3o₂ = 2o₃ – 289 k 19. p + o₂= p₂o₅ 20. n₂ + h₂=nh₃ 21. …
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+ sio₂ = na₂sio₃ + co₂ 74. na₂o + h₂o = 2naoh; 75. cao + h₂o = ca(oh)₂ 76. so₂ + h₂o = h₂so₃; 77. p₂o₅ + 3h₂o = 2h₃po₄. 78. cao + 2hcl = cacl₂ + h₂o; 79. bao + 2hno₃ = ba(no₃)₂ + h₂o 80. so₂ + 2naoh = na₂so₃ + h₂o; 81. p₂o₅ + 3ca(oh)₂ = ca₃(po₄)₂ + 3h₂o. 82. mgo + so₂ = mgso₃; 83. bao + co₂ = baco₃. 84. 2na + 2h₂o = 2naoh + h₂ ; 85. ca(oh)₂ + co₂ = caco₃ + h₂o 86. ca + 2h₂o = ca(oh)₂ + h₂ 87. nicl₂ + 2naoh = ni(oh)₂ + 2nacl 88. na₂o + h₂o = 2naoh; 89. cucl₂ + naoh = cu(oh)cl + nacl. 90. cao + h₂o = ca(oh)₂ 91. so₂ + h₂o = h₂so₃ 92. niso₄ + 2naoh = ni(oh)₂+ na₂so₄; 93. cu(oh)₂ = cuo + h₂o 94. fecl₃ + 3koh …
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cl + j₂. 134. mgcl₂ + 2naoh = mg(oh)₂ + 2nacl; 135. mgcl₂ + naoh = mg(oh)cl + nacl. 136. ba(no₃)₂ + h₂so₄ = baso₄+ 2hno₃. 137. ca₃(po₄)₂ + 2h₂so₄ =ca(h₂po₄)₂+2caso₄ 138. na₂s + h₂s = 2nahs. jamshid karimov +99 897 203 77 57 139. agno₃ + naj = nano₃ + agj 140. cuso₄ + fe = feso₄ + cu; 141. 2hgo = 2hg + o₂. 142. hg(no₃)₂ + cu = cu(no₃)₂ + hg. 143. 4p + 5o₂ = 2p₂o₅ 144. na₂o + h₂o = 2naoh; 145. cu(oh)₂ = cuo + h₂o; 146. so₃ + h₂o = h₂so₄; 147. h₂co₃ = co₂ + h₂o; 148. cao + sio₂ = casio₃; 149. caco₃ = cao + co₂. 150. fe(oh)₂ = feo + h₂o; 151. cao + h₂o = ca(oh)₂; 152. cu(oh)₂ + 2hcl = cucl₂ + 2h₂o; 153. fecl₂ + 2koh = fe(oh)₂ + 2kcl. 154. h₂sio₃ = sio₂ + h₂o; …
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arimov +99 897 203 77 57 36. fes₂ + o₂ = fe₂o₃ + so₂ 37. feso₄ + kmno₄ + h₂so₄ = fe₂(so₄)₃ + k₂so₄ + mnso₄ + h₂o 38. 2hg + o₂ = 2hgo 39. n₂ + 3h₂ = 2nh₃ 40. ca + cl₂ = cacl₂, 41. cl₂ + h₂ = 2hcl 42. zn + hno₃ → zn(no₃)₂ + no₂ + h₂o 43. ki + cl₂ = 2kcl + i₂ 44. 2ki + br₂ = 2kbr + i₂. 45. kmno₄ + h₂so₄+nacl = k₂so₄ + mnso₄ + na₂so₄ + cl₂ + h₂o 46. h₂o + 2f₂ = 4hf + o₂ 47. cl₂ + h₂o = hcl + hclo 48. 3cl +6koh = kclo +5kcl +3h o (sovuq) 49. 3cl₂ +6koh = kclo₃ +5kcl +3h₂o (issiq) 50. nacl + h₂so₄ → nahso₄ + hcl 51. 2nacl + h₂so₄ → na₂so₄ + 2hcl 52. 2nacl + 2h₂o el–z = 2naoh +cl₂ +h₂ …
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₃ 100. zn + h₂so₄ = znso₄ + h₂, 101. 2al + 3h₂so₄ = al₂(so₄)₃ + 3h₂ 102. cuo + h₂so₄ = cuso₄ + h₂o, 103. zno + h₂so₄ = znso₄ + h₂o 104. 2naoh + h₂so₄ = na₂so₄ + 2h₂o, 105. mg(oh)₂ + h₂so₄ = mgso₄ + 2h₂o 106. 3h₂so₄ + ca₃(po₄)₂ = 3caso₄ + 2h₃po₄ 107. h₂so₄+ c = co₂+ so₂ +h₂o 108. h₂so₄ + bacl₂ = baso₄ + 2hcl 109. na₂so₄ + bacl₂ = baso₄ + 2nacl 110. 2k + 2h₂o = 2koh + h₂. 111. 2na + 2h₂o = 2naoh + h₂ 112. fe + s = fes 113. nacl + agno₃ = agcl + nano₃ 114. caco₃+ 2hcl = cacl₂ + co₂ + h₂o 115. naoh + hno₃ = nano₃ + h₂o 116. 2kclo₃ = 2kcl + 3o₂, 117. zn + h₂so₄ = znso₄ + h₂ . 118. so₂ + h₂o = h₂so₃ 119. h₂so₃ …

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jamshid karimov +99 897 203 77 57 7-sinf 1. mg + o₂ = mgo 2. hgo = hg + o₂ 3. fe + cl₂ = fecl₃ 4. na + cl₂ = nacl 5. 2h₂ + o₂ = 2h₂o; 6. cao + co₂ = caco₃; 7. 2h₂o = 2h₂ + o₂; 8. caco₃ = cao + co₂ 9. zn + 2hcl = zncl₂ + h₂; 10. fe + cuso₄ = feso₄ + cu 11. naoh + hcl = nacl + h₂o; 12. bacl₂ + na₂so₄ = baso₄ + 2nacl. 13. fe + s = fes + 96 kj; 14. s + o₂ = so₂ + 297 kj. 15. h₂ + 1/2 o₂ = h₂o + 285,83 kj 16. c + o₂ …

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