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Volume fraction, which is widely used in chemistry (commonly denoted as v/v), is defined as the volume of a particular component divided by the sum of all components in the mixture when they are measured separately. For example, to make 100 mL of 50% alc/vol ethanol solution, water would be added to 50 mL of ethanol to make up exactly 100 mL.
Some countries, such as the U.S., have the drinking age higher than the legal age of majority (18), at age 21 in all 50 states. Such laws may take the form of permitting distribution only to licensed stores, monopoly stores , or pubs and they are often combined with taxation, which serves to reduce the demand for alcohol (by raising its price ...
This is a list of U.S. states by total electricity generation, percent of generation that is renewable, total renewable generation, percent of total domestic renewable generation, [1] and carbon intensity in 2022. [2] The largest renewable electricity source was wind, which has exceeded hydro since 2019. [3]
Defined as 1 ⁄ 100 of the amount of energy required to warm one gram of air-free water from 0 to 100 °C at standard atmospheric pressure. [b] International Steam Table calorie (1929) ≈ 4.1868 J ≈ 0.003 9683 BTU ≈ 1.1630 × 10 −6 kW⋅h ≈ 2.6132 × 10 19 eV Defined as 1 ⁄ 860 "international" watt hours = 180 ⁄ 43 "international ...
Modified dry whole milk, fortified with vitamin D.This is the original container from 1947, provided by the Ministry of Food in London, England.. While Marco Polo wrote of Mongolian Tatar troops in the time of Kublai Khan who carried sun-dried skimmed milk as "a kind of paste", [3] the first modern production process for dried milk was invented by the Russian doctor Osip Krichevsky in 1802. [4]
[6] [8] [21] 1860–1861 recession October 1860 – June 1861 8 months 1 year 10 months −14.5% — There was a mild recession before the American Civil War, which began on April 12, 1861, although the recession was only limited to some areas. Zarnowitz says the data generally show a contraction occurred in this period, but it was quite mild. [19]
Among other deficiencies, the ROKR E1's firmware limited storage to only 100 iTunes songs to avoid competing with Apple's iPod nano. [ 8 ] [ 9 ] Cingular gave Apple the liberty to develop the iPhone's hardware and software in-house, a rare practice at the time, [ 10 ] [ 11 ] and paid Apple a fraction of its monthly service revenue (until the ...
As of 2019, Arab citizens of Israel composed 21 percent of the country's total population. [54] About 82 percent of the Arab population in Israel are Sunni Muslims, a very small minority are Shia Muslims, another 9 percent are Druze , and around 9 percent are Christian (mostly Eastern Orthodox and Catholic denominations).