Video: Beryllium nqi npaum li cas rau ib gram?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
| Lub npe | Beryllium |
|---|---|
| Theem ib txwm | Khoom |
| Tsev neeg | Alkaline ntiaj teb hlau |
| Lub sijhawm | 2 |
| Nqi | $530 rau 100 grams |
Raws li txoj cai, yog beryllium kim?
BERYLLIUM YOG IB QHOV CHAW UA HAUJ LWM NO. cuaj caum-yim-feem pua yog ntshiab beryllium yog kim , muag ntawm $ 600 mus rau $ 800 ib phaus ua ntej machining, yog li cov khw yuav tsum nkag siab txog nws cov machining idiosyncracies kom tsis txhob khawb mus ntxiv. kim ntu.
thorium nqi npaum li cas ib gram?
| Lub npe | Thorium |
|---|---|
| Theem ib txwm | Khoom |
| Tsev neeg | Rare Earth Metals |
| Lub Sijhawm Naj Npawb | 6 |
| Nqi | $150 ib ounce |
Ib yam li ntawd, koj tuaj yeem nug, rhenium nqi pes tsawg ib gram?
Tus nqi . Xyoo 1928 rhenium nqi $10, 000/ g . Cov nqe hnub no yog txog $250/troy oz.
Cov khoom twg muaj beryllium?
Beryllium yog alloyed nrog tooj liab los yog npib tsib xee los ua cov springs, gyroscopes, hluav taws xob tiv tauj, qhov chaw vuam electrodes thiab cov cuab yeej tsis muaj teeb meem, raws li Royal Society of Chemistry. Lwm yam beryllium alloys yog siv nyob rau hauv high-ceev aircrafts thiab missiles, raws li zoo raws li spacecraft thiab kev sib txuas lus satellites.
Pom zoo:
Nws raug nqi ntau npaum li cas los muab tso rau hauv chav nyab xeeb?
Tus nqi tsim tsev 8-los ntawm 8-foot chav nyab xeeb uas tuaj yeem ua ob npaug li lub txee dai khaub ncaws, chav dej, lossis chav dej hluav taws xob hauv tsev tshiab yog kwv yees li $ 6,600 txog $ 8,700 (hauv 2011 las), raws li FEMA. Qhov loj dua 14-los ntawm 14-foot chav nyab xeeb khiav los ntawm $ 12,000 txog $ 14,300
Yuav ua li cas koj thiaj nrhiav tau tus nqi ploj ntawm tus nqi tsim?
Tus nqi ntawm ib qho tshuaj tiv thaiv yog qhov kev hloov hauv kev concentration ntawm qhov kev hloov ntawm lub sijhawm. Cov tshuaj tiv thaiv tuaj yeem txhais tau li no: tus nqi ploj ntawm A tus nqi = −Δ [A] Δt. tus nqi ploj ntawm B tus nqi = − Δ [B] Δt. tus nqi tsim ntawm C tus nqi = Δ [C] Δt. tus nqi tsim ntawm D) tus nqi = Δ [D] Δt
Nws raug nqi npaum li cas xa menyuam mus rau Space Camp?
Ntawm lub peev xwm tag nrho, tuaj yeem muaj txog li 1000 tus neeg tuaj koom ib txhij. Tus nqi ntau rau cov menyuam yaus tsuas yog nyob ib puag ncig $ 750- $ 950, nyob ntawm lub sijhawm xyoo, thiab tus nqi rau tsev neeg camp yog li $ 850- $ 1250, nyob ntawm seb muaj pes tsawg tus neeg hauv tsev neeg
Yuav ua li cas koj thiaj nrhiav tau tus nqi siab tshaj plaws ntawm lub quadratic muaj nuj nqi?
Yog tias koj tau txais cov mis y = ax2 + bx + c, ces koj tuaj yeem pom tus nqi siab tshaj plaws uas siv cov mis max = c- (b2 / 4a). Yog tias koj muaj qhov sib npaug y = a (x-h) 2 + k thiab theatrem tsis zoo, ces qhov siab tshaj plaws yog k
Nws raug nqi npaum li cas mus rau qhov chaw raws li ib tug neeg mus ncig tebchaws?
Nyob ntawm seb koj yuav mus qhov twg, daim pib tuaj yeem ua rau koj rov qab los ntawm $ 250,000 mus rau kaum lab nyiaj daus las.Yog tias koj tab tom nrhiav yooj yim hla txoj kab 62-mais-siab Karman uas yog ciam teb ntawm huab cua sab saud thiab sab nraud, Virgin Galactic hais tias nws yuav coj koj mus rau $ 250,000