Q.express as an ion
Q.express as an ion
1.FeCl2
2.CuO
3.Fe2S3
4.CrCl3
Q.Calculate each of the following quantities in 2.20 moles H3PO4
1.moles of H
2.moles of O
3.atoms of P
4.atoms of O
Q.Calculate the number of grams in each of the following
1.1.50moles of Na
2.3.05moles of Ca
3.0.145moles of Sn
4.1.40mole of Cu
1.FeCl2
2.CuO
3.Fe2S3
4.CrCl3
Q.Calculate each of the following quantities in 2.20 moles H3PO4
1.moles of H
2.moles of O
3.atoms of P
4.atoms of O
Q.Calculate the number of grams in each of the following
1.1.50moles of Na
2.3.05moles of Ca
3.0.145moles of Sn
4.1.40mole of Cu
英語人氣：178 ℃時(shí)間：2020-06-03 20:35:08
優(yōu)質(zhì)解答
Fe2+/ 2Cl-Cu2+/ O2-2 Fe3+/ 3S2-Cr3+ / 3Cl-6.60 moles of H8.80 moles of O2.20 moles of P = (2.20)(6.02*10^23) = 1.32 * 10^24 atoms8.80 moles of O = (8.80)(6.02*10^23) = 5.30 * 10^24 atoms(22.99 g/mol N...
我來回答
類似推薦
- A compound contains only carbon,hydrogen,and oxygen.Combustion of 10.68 mg of the compound yields 16.01 mg CO2 and 4.37
- 幾道英語化學(xué)題!
- Vitamin B12,cyanocobalamin,is essential for human nutrition.It is concentrated in animal tissue but not in higher plants
- members of the homologous series (CnH2n) are considered to have two different kinds of reactions.Explain why neither of
- 英語翻譯
- As we all know,numbers____in e-mail English to standnfor words.
- 在一根長931米的注滿水的鑄鐵水管的一端敲一下,在另一端聽到三次聲音,為什么?
- who do these books belong to?who does these book
- Singular Number,Plural Number,Regular Plural
- which team __yesterday's match,chinese or french?A was win Bwon C did won D winning
- 請教為什么在美國或中國登月的照片上,作為背景的太空沒有一顆星星?
- 在平面直角坐標(biāo)系中,一動點(diǎn)P從原點(diǎn)O出發(fā)按下面規(guī)律進(jìn)行移動,
猜你喜歡
- 1一根長314厘米的繩子在一根管子的外壁上恰好繞了十圈,如果這根管子的管壁厚為五毫米那么這根管子的橫截面
- 2薛譚學(xué)謳于秦青,未窮青之技,自謂盡之,遂辭歸.秦青弗止,踐行于郊外.
- 3干溫24.8 濕溫21 求相對濕度與空氣溫度?
- 4、粉刷62平方米的房間墻面,若每平方米需要涂料0.5升,在實(shí)際粉刷時(shí)要多用10%的涂料,粉刷完房間墻面要用
- 5姥姥的剪紙 課文 這篇課文的中心句是什么
- 6商店運(yùn)來1800千克蘋果第一天賣掉中總數(shù)的百分之二十,第二天賣掉剩余的百分之三十五,還剩多少千克蘋果
- 7用兩種正多邊形拼地板，其中的一種是正八邊形，則另一種正多邊形的邊數(shù)是（ ） A.正五邊形 B.正六邊形 C.正三角形 D.正四邊形
- 8一本書售價(jià)4元.如果樂樂買了這本書,則樂樂剩下的錢與天天的錢數(shù)之比為2:5；
- 9電容器335K代表什么意思
- 10已知X,Y大于0.（1除X）+（9除Y）=1,求X+Y的最小值
- 11m為非零有理數(shù),比較m,m分之1和負(fù)m的大小
- 12一道大學(xué)物理題,