解析 【答案】A【核心短语/词汇】unit:单位;【翻译】重量的基本单位是千克。【解析】A项kilogram(千克,公斤);B项gram(克);C项milligram(毫克);D项metric ton(公吨)。题目问的是重量的基本单位,注意基本单位并不代表最小的单位,重量的基本单位是千克,所以选A。
The mass number of an element is equal to the number of protons plus the number of neutrons. a. True. b. False. True or false? 1 milligram is larger than 1 decigram. Answer True or False. Explain: A gas has both variable volume and shape ...
What is a 40-milligram increase to 180 milligrams? The average (arithmetic mean) weight of 8 children is 30 kg. No child weighs exactly 30 kg. Which one is greater; the number of children who w...
A ‘milligram’ is too small to be seen by the naked eye. Even smaller, birth control pills are dosed in micrograms, a millionth of a gram. You don’t take a pound of BCP, just a microgram. With ozone, like medicines, smaller is better. Or maybe like the famous quote from ...
Gallic acid was used as the standard, and the total phenolic content was expressed in milligram equivalents of gallic acid. (GAE) per gram of extract. The GC-MS analysis was performed for the 90% methanol extract of the N. arbor-tristis flower extract using a 5975C gas chromatograph (...
Zovirax (acyclovir): Taken in a400-milligram (mg) dose three times daily for seven to 10 days Famvir (famciclovir): Taken in a250-mg dose three times daily for seven to 10 days Valtrex (valacyclovir): Taken in a 1,000-mg (1 gram) dose twice daily for seven to 10 days ...
Ginkgo biloba is an ancient tree species known for its fan-shaped leaves. Studies have shown that taking a 250-milligram dose of this herb around an hour before you hit the hay canhelp promote better sleep. Sip chamomile tea before bed ...
associated with action against the two gram-positive along with gram-negative bacteria. Furthermore, epinecidin as well as pardaxin ended up exhibited to have higher healthful and anticancer pursuits, as well as both AMPs resulted in a substantialfind morehand in glove improvement from the poten...
If a 2.30 milligram sample of this cytochrome protein contains 10.3 micr Does a carbon block filter remove some fluoride? All of the following are true of carbohydrates except: (select one and explain your answer) a. they are the structural elements in cell ...
rnf genes are widespread in bacteria and biochemical and genetic data are in line with the hypothesis that they encode a membrane-bound enzyme that oxidizes reduced ferredoxin and reduces NAD and vice versa, coupled to ion transport across the cytoplasmi