There are some questions to ask for answers to these questions

Nanking. Nanjing Yingtianfu in the Northern Song Dynasty [now Shangqiu City, Henan], was called Songzhou in the Tang Dynasty. Song Zhenzong Jingde three years (AD 1006) was promoted to Ying Tianfu, Dazhong Xiangfu seven years (AD 1014) was promoted to accompany the capital, called Nanjing, under the jurisdiction of Ningling, Xiayi (now called Xiayi), Songcheng, Gushu, Yucheng, Chuqiu six counties, is the closest to the capital of Bianjing.

Qi Baishi: Shrimp Zhang Daqian: Tiger Yellow Stomach: Donkey.

Embattled: Xiang Yu, Han Xin, Boiled Beans, Burning: Cao Zhi, Cao Pi.

Wei Wei rescued Zhao: Qi: Tian Ji, Tian Ying, Sun Bin Wei: Pang Juan, Wei Huiwang, Pang Cong Zhao: Zhao Chenghou, Pi Xuan.

Lying on the salary and tasting the gall: Gou Jian, the husband is poor, and the three visits to the thatched house: Liu Bei, Zhuge Liang, on paper: Zhao Kuo, Bai Qi.

Wangmei quenches thirst: Cao Cao enters the wood for three points: Wang Xizhi refers to the deer as a horse: Zhao Gao returns to Zhao after completing the wall: Lin Xiangru.

Romance of the Three Kingdoms: Luo Guanzhong "Journey to the West": Wu Chengen.

Forced to Liangshan: "Water Margin" Shi Nai'an Guilty of Jing Petition: "Historical Records: Lian Po Lin Xiangru Biography" Sima Qian.

Grandma Liu visits the Grand View Garden: "Dream of Red Mansions" Cao Xueqin.

1. "Yingtian" is Shangqiu, Henan.

2. Qi Baishi is good at flowers, grasses, insects and fish, and is famous for painting shrimp;

Zhang Daqian is good at landscape painting, flowers, birds and figure paintings, and is famous for painting lotus flowers;

Huang Zhou is known for being good at drawing donkeys.

3, "embattled" Xiang Yu, "boiled beans and burning" (main) Cao Zhi (with) Cao Pi, "Wei Wei to save Zhao" Sun Bin, "lying on the salary and tasting gall" Gou Jian, "three visits to the thatched house" (main) Zhuge Liang (with) Liu Bei, "paper talk" Zhao Kuo, "Wangmei quenches thirst" Cao Cao, "into the wood three points" Wang Xizhi, "pointing to the deer as a horse" Zhao Gao, "the wall to return to Zhao" Lin Xiangru.

4, "Romance of the Three Kingdoms" Luo Guanzhong, "Journey to the West" Wu Chengen.

5, "Forced to Liangshan" is from "Water Margin", author Shi Nai'an;

"Bear the guilt of Jing petition" is from "Historical Records: Lian Po Lin Xiangru Biography", author Sima Qian.

"Grandma Liu's Tour of the Grand View Garden" is from "Dream of Red Mansions", written by Cao Xueqin and Gao E.

Joy and praise welcome picking, accompany Na to tremble, and refer to stupidity.

Do your own calculations and study hard.

Bleaching powder ingredient calcium hypochlorite: Ca(clo)2

To make it, chlorine gas is introduced into lime water or hydrated lime, and chlorine gas must be dripped with chlorine, so ordinary households can't get it.

Hydrogen peroxide (hydrogen peroxide) can replace bleaching and oxidizing properties of bleaching powder.

Potassium permanganate can replace the oxidizing properties of bleaching powder.

Some physical bleaching can be replaced with activated carbon.

Sodium peroxide, ozone, and hypochlorous acid (or hypochlorite) can replace the oxidizing and bleaching properties of bleaching powder, but these things are difficult for ordinary families to obtain.

And they're right, I was very good at doing this kind of questions when I was a kid, and I like to do it, and now I've forgotten about it

Failure is the mother of success, and hardships cannot be soaked in the sugar jar.

clinging to the age of virtue , ignorant of youth .

The glory lies in the insipidity, and the arduousness lies in the long.

Happiness is never for others to see.

6 taels plus 10 taels equals 1 catty.

In ancient times, one catty was 16 taels, and ** in the Big Dipper Seven Stars plus the Southern Dipper Six Stars plus Fu Lu Shou three stars for one catty 16 taels.