28. Плотность и массовые доли водных растворов кислот, щелочей и солей при 20 0С ω; % H2SO4 HNO3 HCl СН3СOOH NaOH KOH NН4OH CaCl2 NaCl 4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84 88 92 96 100 1,025 1,052 1,080 1,109 1,139 1,170 1,202 1,238 1,273 1,307 1,346 1,380 1,419 1,460 1,503 1,547 1,594 1,640 1,687 1,732 1,776 1,808 1,824 1,836 1,838 1,020 1,043 1,066 1,090 1,115 1,140 1,167 1,184 1,214 1,246 1,277 1,303 1,316 1,341 1,367 1,391 1,410 1,415 1,435 1,452 1,470 1,483 1,487 1,495 1,522 1,018 1,038 1,057 1,078 1,098 1,119 1,139 1,163 1,183 1,198 1,004 1,010 1,015 1,021 1,026 1,031 1,036 1,040 1,044 1,049 1,053 1,056 1,060 1,062 1,064 1,067 1,069 1,070 1,070 1,070 1,069 1,067 1,064 1,059 1,050 1,043 1,087 1,131 1,175 1,219 1,263 1,306 1,352 1,395 1,430 1,478 1,519 1,560 1,601 1,643 1,035 1,072 1,109 1,148 1,186 1,226 1,267 1,310 1,358 1,396 1,452 1,511 1,564 1,616 0,981 0,965 0,950 0,936 0,923 0,910 0,898 0,890 1,031 1,066 1,102 1,138 1,178 1,228 1,260 1,330 1,362 1,396 1,027 1,056 1,086 1,116 1,148 1,185 1,212