Percentage:整体的比例 Percentage通常用来表示整体中的某个部分所占的比例。它前面一般不直接跟数字,而是用来说明一个整体中某部分的数量或质量。例如:“The percentage of oxygen in the air is high.”(空气中的含氧量很高。)这里,percentage强调的是整体(空气)中氧气的比例。 Percent:具体的百分比 Percent则是...
这句话表明公司中女性的比例正在上升,强调了比例的变化。 另一个例子是:“Only a small percentage of the population supports this policy.” 这句话意味着只有很小一部分人口支持这项政策,这里的“percentage”用于描述支持政策的人口所占的比例。 还有一个例子是:“The perc...
aSPECIFICATION OF QUALITY 质量的规格[translate] a焰系列业务经理 正在翻译,请等待...[translate] athan 1 millisecond. 比1毫秒。[translate] aOXYGEN PERCENTAGE IN THE AIR SHALL BE AT LEAST EQUAL TO 17%; 氧气百分比在天空中将是至少相等的到17%;[translate]...
Step-by-Step Solution:1. Determine the Percentage of Oxygen in Air: - The composition of air is made up of various gases. The most significant component is nitrogen, which makes up about 78% of the atmospher
Nitrogen is the most abundant gas in the atmosphere. Air is composed of 78 percent nitrogen. Oxygen accounts for 21 percent, and the inert noble gas argon makes up 0.9 percent of the air. The remaining 0.1 percent consists of several trace gases. Most of the 0.1 percent is carbon dioxide...
THE PERCENTAGE OF OXYGEN IN AIRNo abstract is available for this article.doi:10.1111/j.1949-8594.1917.tb01943.xErle M. BillingsWest High School, Rochester, N. Y.John Wiley & Sons, Ltd (10.1111)School Science & Mathematics
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8. To find the volume of oxygen originally in the test tube, subtract the volume of air after the candle goes out from the original volume. Record the volume in the Data Table. 9. Determine the percentage of oxygen in air by using the formula below. Record this percentage in the Data ...
What is the most abundant element found in a (wet) body? The appropriate amount of oxygen in the air is (a) 21 percentage (b) 50 percentage (c) 35 percentage (d) 16 percentage (e) 77 percentage What is the chemical formula of water? Is there a difference in the...
4 Air is a mixture of gases.(a)State the percentage of clean dry air which is oxygen. Give your answer to the nearest whole number...%[1](b)Oxygen and nitrogen are useful gases that can be obtained from air.(i) Name the process used to separate oxygen and nitrogen from liquid air...