43:17
IB DP HL Chemistry Paper-1 ( May 2021 TZ1 ) Full Solutions with Solving Strategy
Recommended
hotcomm
Jay Chou's 15th album "The Greatest Work" will be released on July 15th. The album has a total of 12 tracks, including a piano intro and 6 new songs. The 5 singles "Waiting for You" were previously only released digitally. "After class", "If you don't love me, pull me down", "I b
Jay Chou's new song is directed by "Hidden Amazing Easter Eggs" Fans will grab the package in seconds and the album tracks have been exposed
hotcomm
In addition to Edison Chen, this incident has affected countless female celebrities. On February 2, the Hong Kong police arrested a total of 7 suspects in the "pornographic photo" incident and seized 1,300 pornographic photos involving 6 female parties. However, nearly 400 more w
From Edison Chen to Luo Zhixiang, how much shady material is behind this exaggerated entertainment industry?
hotcomm
The short film was shot at a Paris theater. Jay Chou traveled back to 1920 while playing the piano, meeting many great artists, and making people dream back to "The Secret That Cannot Be Tellable".
Jay Chou's new album MV is here! Lang Lang made a surprise guest appearance, with a million views in ten minutes and strong appeal
hotcomm
On May 4, Luo Zhixiang posted that he had news to tell everyone at 12 o'clock tomorrow, which aroused the curiosity of the media and fans. At around 12 o'clock on May 5, he posted a message to celebrate his 28th anniversary in the industry. Whether he liked or disliked him, he ex
Luo Zhixiang made a full comeback and announced that he will perform at the Little Arena in July and will not be affected by the controversy surrounding his ex-girlfriend Zhou Yangqing
hotcomm
11.18.21.25.32+2.4. Compared with the previous two draws, the number of repeated numbers in this draw continues to increase. There are four numbers in total, including a set of numbers ending in 15 and 25.
The five trend charts of Lotto 22074. There is a group of numbers with the same ending in the repeated numbers in the front area.
hotcomm
If we talk about the most powerful Taiwanese dramas this year, then "Want to See You" must be on the list. With the brain-burning and suspenseful plot development setting and the excellent performances of a group of leading actors with good looks and acting skills, many viewers w
After "Want to See You", Ke Jiayan once again participated in a new drama, debuting her divine partner Zheng Yuanchang
hotcomm
On July 6, Jay Chou's much-anticipated new album "The Greatest Work" finally released the prelude music video. After it was released on time at 12 noon that day, all major platforms rushed to release it first. In just 10 minutes, it exceeded 1 million views. One hour later, it wa
The MV of Jay Chou's new song is full of attractions. Masters gather together and Lang Lang makes a surprise appearance. The lyrics are arrogant and there are no women.
hotcomm
On the evening of June 19, Jay Chou released the new album prelude documentary "Jay Chou 2022 Album Prelude Paris Creation Documentary" on social platforms. At the end of the 11 minutes and 08 seconds documentary, it read in French "New album release on July 15, 2022" ", previewi
Jay Chou's Paris creation documentary is online, revealing that he will release a new album on July 15
hotcomm
Kunling just gave birth to her third child some time ago, and now it is only a few months old. Her figure seems to be the same as before pregnancy, and she does not look like a mother who gave birth to three children at all.
Jay Chou's wife Kun Ling posted beautiful photos in the swimming pool. Her curves are eye-catching in a suspender belt, and her figure is not out of shape after giving birth to her third child.
hotcomm
Luo Zhixiang appeared on the Hualien New Year's Eve stage in January 2022. After officially announcing his comeback, he shared life details through social networking sites from time to time. Unexpectedly, late at night on the 7th, he suddenly updated a limited-time update on Inst
Luo Zhixiang suddenly published a screenshot of a private message and cursed from a distance: He is lying everywhere! Late-night PO restriction...the reason for the explosion was revealed
Relation Video
hotcomm Relation Video
![The Martyrdom of Saint Cyprian [Esoteric Book Review] - DayDayNews](https://i.ytimg.com/vi/R_6FJe61Wqk/hq720.jpg?sqp=-oaymwEcCNAFEJQDSFXyq4qpAw4IARUAAIhCGAFwAcABBg==&rs=AOn4CLAiIWGOdXc1p4yqFl7cdxjOWTZlVA)
Site video recommendation
hotcomm Latest News
hotcomm
It has been calculated that the current weight of the earth is sixty trillion tons. If some parts of the earth's interior are not empty, its weight should be much more than this. The legendary "Agarta" and "Agarta" are the names of a legendary underground corridor located in Mexi
Mysterious legends from the center of the earth, the authenticity of the world in the center of the earth...?
hotcomm
Aquarius: Camus plays the role of a good teacher in SS, cold on the outside and hot on the inside. In the 12th house, he is skeptical about the Pope. He may not be as clear as Mu, but he should have doubts, otherwise he would not let the star go.
Saint Seiya: Camus is a gold involving love
hotcomm
"God's most beautiful arrangement" Dou Zhikong's wife is pregnant with her second child. She accidentally won a lottery and considered sterilization. Actor Dou Zhikong welcomed the birth of his son "Dafu" last year. He often publicly shares the warm life of the three of them. Rec
"God's most beautiful arrangement" Dou Zhikong's wife is pregnant with her second child. She unexpectedly won a lottery and considered getting a sterilization.
hotcomm
In recent years, against the background of various martial arts TV series with special effects and outrageous plots, several Zhang Jizhong version of Jin Yong TV series that were criticized by the audience are now getting higher and higher ratings, and many people feel that they
Zhang Jizhong's 5 Jin Yong dramas. If the male protagonists were chosen right, he could be as famous as the TVB version.
hotcomm
But the plot has been adapted with new ideas, giving a deeper connotation to the love between mortals and fairies, just like the classic line says: If you love someone, you can love them forever
The current status of the starring role in Tianwai Feixian: Hu Ge studies abroad, Ariel Ariel gets married, and he becomes a father!
hotcomm
Hello little oranges, it’s time to show your age early in the morning again! Ariel Ariel was so smart back then. The "Xiao Qi" she played was a perfect match for the cute "Sweet Potato" played by Hu Ge.
Do you still remember Shangguan Haoqi in "Flying Immortals"? He's a dad again!
Site Latest News
hotcomm
From January to May, among the 39 major categories of large-scale industries in the province, 38 industries achieved profitability, and the total profits of 27 industries achieved year-on-year growth. The industry growth rate was 69.2%, an increase of 7.7 percentage points from t
From January to May, the province’s large-scale industrial profit industry’s growth rate increased effectively
hotcomm
In 2004, Ruby Lin revealed on the show that during the filming of "Returning the Pearl", Zhou Jie, who played Er Kang, always liked to forcefully kiss her and stick out her tongue. She felt worse than death every day.
"Billionaire" Lin Xinru: A necklace worth 300 million yuan, but she was slapped in public by Lan Xinmei and dared not say a word
hotcomm
"I love you walking alone in a dark alley, I love the way you don't kneel, I love you when you face despair and refuse to cry." I believe everyone has heard this lyrics. It comes from a very popular song recently, "The Lonely Warrior" sung by Eason Chan. What does it mean to be a
The lone brave man behind "The Lone Warrior"
hotcomm
Among the top three most classic time-travel genres in Hong Kong dramas, "Looking for Qin" must have a place in it. Principal Gu's acting style can be said to be in either ancient costumes or suits, rogue or serious. As for the role of Xiang Shaolong, it can be said that among th
The time-travel journey of the school donation madman Louis Koo "Looking for Qin" is a classic not to be missed
hotcomm
"The 62-year-old "King of Prison Songs" Chi Zhiqiang: debuted at the age of 15, became popular at the age of 22, and was imprisoned for crimes at the age of 25. In addition to being very talented in singing, Chi Zhiqiang's acting skills are not to mention, and his masterpiece "Li
62-year-old "King of Prison Songs" Chi Zhiqiang: debuted at the age of 15, became famous at the age of 22, but was imprisoned for crimes at the age of 25
hotcomm
It has been calculated that the current weight of the earth is sixty trillion tons. If some parts of the earth's interior are not empty, its weight should be much more than this. The legendary "Agarta" and "Agarta" are the names of a legendary underground corridor located in Mexi
Mysterious legends from the center of the earth, the authenticity of the world in the center of the earth...?